any fungal infection caused by fungi of the Phycomycetes group


a chronic fungal infection of the skin and lymph nodes


candidiasis of the oral cavity; seen mostly in infants or debilitated adults


a central point or locus of an infection in an organism


an opportunistic infection by a fungus of the genus Aspergillus; characterized by inflammation and lesions of the ear and other organs


a painful sore with a hard core filled with pus


inflammation of the hands and feet caused by exposure to cold and moisture


an infection larger than a boil and with several openings for discharge of pus


abnormal formation of cartilage from other tissues; observed in some Asians


a small hard painless nodule at the site of entry of a pathogen (as syphilis)


a sore that has become inflamed and formed pus


sore on a horseback rider chafed by a saddle


an acute infection of the intestine by shigella bacteria; characterized by diarrhea and fever and abdominal pains


an infection with staphylococcus bacteria; usually marked by abscess formation


oewn-streptococcal_sore_throat-n oewn-strep_throat-n oewn-streptococcus_tonsilitis-n oewn-septic_sore_throat-n oewn-throat_infection-n

an infection of the oral pharynx and tonsils by streptococcus


oewn-sty-n oewn-stye-n oewn-hordeolum-n oewn-eye_infection-n

an infection of the sebaceous gland of the eyelid


infection that occurs while you are being treated for another infection


secondary infection caused by an opportunistic infection


intestinal infection by a species of parasitic tapeworm; usually the result of eating inadequately cooked meat or fish


an acute and serious infection of the central nervous system caused by bacterial infection of open wounds; spasms of the jaw and laryngeal muscles may occur during the late stages


infection caused by parasites transmitted to humans from infected cats; if contracted by a pregnant woman it can result in serious damage to the fetus


infection by a virus that is pathogenic to humans


a chronic autoimmune disease with inflammation of the joints and marked deformities; something (possibly a virus) triggers an attack on the synovium by the immune system, which releases cytokines that stimulate an inflammatory reaction that can lead to the destruction of all components of the joint


autoantibody that is usually present in the serum of people with rheumatoid arthritis


any of a large group of diseases characterized by abnormal functioning of the immune system that causes your immune system to produce antibodies against your own tissues


a form of rheumatoid arthritis usually affecting fingers and toes and associated with psoriasis


a form of rheumatoid arthritis that affects children; large joints become inflamed and bone growth may be retarded


chronic breakdown of cartilage in the joints; the most common form of arthritis occurring usually after middle age


abnormal hardening or eburnation of bone


swelling of the bursa in the knee (due to trauma or excessive kneeling)


inflammation of the urinary bladder and ureters


a painful inflammation of the big toe and foot caused by defects in uric acid metabolism resulting in deposits of the acid and its salts in the blood and joints


arthritis that affects one or more of the intervertebral joints in the spine


invasion of the bloodstream by virulent microorganisms from a focus of infection


blood poisoning caused by putrefactive bacteria; results from eating putrefied matter


illness that can occur to persons exposed to ozone in high-altitude aircraft; characterized by sleepiness and headache and chest pains and itchiness


serious form of septicemia contracted by a woman during childbirth or abortion (usually attributable to unsanitary conditions); formerly widespread but now uncommon


septicemia caused by pus-forming bacteria being released from an abscess


blood poisoning caused by bacterial toxic substances in the blood


oewn-toxemia_of_pregnancy-n oewn-toxaemia_of_pregnancy-n oewn-toxemia-n oewn-toxaemia-n

an abnormal condition of pregnancy characterized by hypertension and edema and protein in the urine


a toxic condition characterized by convulsions and possibly coma during or immediately after pregnancy


abnormal state of pregnancy characterized by hypertension and fluid retention and albuminuria; can lead to eclampsia if untreated


a decrease in the number of eosinophils in the blood


a blood disease characterized by the abnormal presence of erythroblasts in the blood


presence of excessive hemoglobin in the blood plasma


a blood disease characterized by the presence of abnormal hemoglobins in the blood


coughing up blood from the respiratory tract; usually indicates a severe infection of the bronchi or lungs


inflammatory histiocytosis associated with disturbance of cholesterol metabolism; occurs chiefly in young children and is characterized by cystic defects of the skull and diabetes insipidus


the form of ratbite fever occurring in the United States


a blood disease characterized by an abnormal multiplication of macrophages


an abnormality during pregnancy; chorionic villi around the fetus degenerate and form clusters of fluid-filled sacs; usually associated with the death of the fetus


an abnormality of pregnancy; accumulation of excess amniotic fluid


blood disorder in which there is excess fluid volume compared with the cell volume of the blood


disorder in which serous fluid accumulates in a body sac (especially in the scrotum)


a disorder of lipid metabolism; abnormal levels of certain fats accumulate in the body


oewn-lipemia-n oewn-lipaemia-n oewn-lipidemia-n oewn-lipidaemia-n oewn-lipoidemia-n oewn-lipoidaemia-n oewn-hyperlipemia-n oewn-hyperlipaemia-n oewn-hyperlipidemia-n oewn-hyperlipidaemia-n oewn-hyperlipoidemia-n oewn-hyperlipoidaemia-n


a disorder in which a lack of certain enzymes makes it impossible to digest the amino acid lysine


the condition of a host bacterium that has incorporated a phage into its own genetic material

when a phage infects a bacterium it can either destroy its host or be incorporated in the host genome in a state of lysogeny


a low level of prothrombin (factor II) in the circulating blood; results in long clotting time and poor clot formation and sometimes excessive bleeding; can result from vitamin K deficiency


a blood disorder consisting of an increase in the volume of circulating blood


a blood disorder consisting of a decrease in the volume of circulating blood


oewn-thalassemia-n oewn-thalassaemia-n oewn-Mediterranean_anemia-n oewn-Mediterranean_anaemia-n

an inherited form of anemia caused by faulty synthesis of hemoglobin


oewn-Cooley-ap-s_anemia-n oewn-Cooley-ap-s_anaemia-n oewn-thalassemia_major-n oewn-thalassaemia_major-n

a fatal form of homozygous thalassemia (inherited from both parents) in which there is no hemoglobin; skeletal deformations; heart and spleen and liver enlarged


an abnormal increase in the number of white blood cells in the blood as a result of infection (as in leukemia)


an abnormal lowering of the white blood cell count


leukopenia in which the decrease is primarily in number of neutrophils (the chief phagocytic leukocyte)


an abnormally small number of lymphocytes in the circulating blood


an abnormal increase in the number of lymphocytes in the circulating blood


a blood disorder characterized by the presence of microcytes (abnormally small red blood cells) in the blood; often associated with anemia


a disorder characterized by an abnormal increase in the number of red blood cells in the blood


any of several blood diseases causing subcutaneous bleeding


purpura resulting from a defect in the capillaries caused by bacteria or drugs


the primary form of thrombocytopenia (rather than a shortage of platelets caused by other conditions such as tuberculosis or chemical suppression of bone marrow etc.)


a blood disease characterized by an abnormally small number of platelets in the blood


any disease caused by a lack of an essential nutrient (as a vitamin or mineral)


the presence of one or more cysts in a breast


any of several diseases caused by deficiency of one or more vitamins


an abnormal condition resulting from taking vitamins excessively; can be serious for vitamins A or D or K


an abnormal condition in males in which the urethra opens on the under surface of the penis


abnormal condition in which an eye cannot close completely


avitaminosis caused by lack of thiamine (vitamin B1)


oewn-goiter-n oewn-goitre-n oewn-struma-n oewn-thyromegaly-n

abnormally enlarged thyroid gland; can result from underproduction or overproduction of hormone or from a deficiency of iodine in the diet


a state of poor nutrition; can result from insufficient or excessive or unbalanced diet or from inability to absorb foods


severe malnutrition in children resulting from a diet excessively high in carbohydrates and low in protein


extreme malnutrition and emaciation (especially in children); can result from inadequate intake of food or from malabsorption or metabolic disorders


condition in which both eyes are abnormally small but otherwise normal


mental abnormality resulting from disturbance of the structure or function of the brain


a deficiency caused by inadequate zinc in the diet or by liver disease or cystic fibrosis or other diseases


oewn-pellagra-n oewn-Alpine_scurvy-n oewn-mal_de_la_rosa-n oewn-mal_rosso-n oewn-maidism-n oewn-mayidism-n oewn-Saint_Ignatius-ap-_itch-n

a disease caused by deficiency of niacin or tryptophan (or by a defect in the metabolic conversion of tryptophan to niacin); characterized by gastrointestinal disturbances and erythema and nervous or mental disorders; may be caused by malnutrition or alcoholism or other nutritional impairments


childhood disease caused by deficiency of vitamin D and sunlight associated with impaired metabolism of calcium and phosphorus


a condition caused by deficiency of ascorbic acid (vitamin C)


a cystic tumor (usually benign) with a wall lined with epithelium and a cavity containing other material


a cystic tumor containing milk or a milky substance (especially in the mammary glands)


cyst filled with liquid; forms as a result of infestation by tapeworm larvae (as in echinococcosis)


a cyst that forms in the nabothian glands of the uterine cervix


a cystic tumor (usually benign) of the ovary


a small sebaceous cyst of the eyelid resulting when a Meibomian gland is blocked


oewn-sebaceous_cyst-n oewn-pilar_cyst-n oewn-wen-n oewn-steatocystoma-n

a common cyst of the skin; filled with fatty matter (sebum) that is secreted by a sebaceous gland that has been blocked


a closed sac that develops abnormally in some body structure


the state of being dizzy or nauseated because of the motions that occur while traveling in or on a moving vehicle


motion sickness experienced while traveling by air (especially during turbulence)


motion sickness experienced while traveling in a car


motion sickness experienced while traveling on water


collapse caused by exposure to excessive heat


a condition marked by dizziness and nausea and weakness caused by depletion of body fluids and electrolytes


prostration characterized by cold and clammy skin and low blood pressure


oewn-sunstroke-n oewn-insolation-n oewn-thermic_fever-n oewn-siriasis-n

sudden prostration due to exposure to the sun or excessive heat


the presence of endometrium elsewhere than in the lining of the uterus; causes premenstrual pain and dysmenorrhea


any deviation from a healthy or normal condition


abnormal union of bodily tissues; most common in the abdomen


an abnormal adhesion of two or more structures


adhesions between the iris and the lens or cornea resulting from trauma or eye surgery or as a complication of glaucoma or cataract; can lead to blindness


adhesion between the iris and the cornea


oewn-hemochromatosis-n oewn-iron-storage_disease-n oewn-iron_overload-n oewn-bronzed_diabetes-n

pathology in which iron accumulates in the tissues; characterized by bronzed skin and enlarged liver and diabetes mellitus and abnormalities of the pancreas and the joints


hemochromatosis resulting from repeated transfusions or from excessive intake of foods containing iron


localized necrosis resulting from obstruction of the blood supply


development of excess fibrous connective tissue in an organ


abnormal softening of bones caused by deficiencies of phosphorus or calcium or vitamin D


a form of neuropathy that can begin between childhood and young adulthood; characterized by weakness and atrophy of the muscles of the hands and lower legs; progression is slow and individuals affected can have a normal life span; inheritance is X-linked recessive or X-linked dominant


pathology of several individual nerve trunks


any pathology of the muscles that is not attributable to nerve dysfunction


myositis characterized by weakness of limb and neck muscles and much muscle pain and swelling accompanied by skin rash affecting cheeks and eyelids and neck and chest and limbs; progression and severity vary among individuals


myositis characterized by weakness of limb and neck muscles and much muscle pain and swelling; progression and severity vary among individuals


myositis characterized by weakness of limb muscles (especially the thighs and wrists and fingers); sometimes involves swallowing muscles; onset after 50 and slowly progressive; seen more often in men than in women


an inherited disorder characterized by an increase in bone density; in severe forms the bone marrow cavity may be obliterated


abnormal loss of bony tissue resulting in fragile porous bones attributable to a lack of calcium; most common in postmenopausal women


condition in which the penis is continually erect; usually painful and seldom with sexual arousal


abnormal loss of mineral salts (especially from bone)


oewn-uremia-n oewn-uraemia-n oewn-azotemia-n oewn-azotaemia-n

accumulation in the blood of nitrogenous waste products (urea) that are usually excreted in the urine


any localized abnormal structural change in a bodily part


a swelling that is the characteristic lesion of tuberculosis


a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue


a blister on the mucous membranes of the lips or mouth or gastrointestinal tract


a chronic ulcer of the skin caused by prolonged pressure on it (as in bedridden patients)


an ulcer of the mucous membrane lining of the alimentary tract


an ulceration (especially of the lips or lining of the mouth)


a cancerous ulcer of soft tissue and bone


acute ulceration of the mucous membranes of the mouth or genitals; often seen in undernourished children


a condition of suffering or distress due to ill health


(medicine) a curving or bending; often abnormal


an affliction in which some part of the body is misshapen or malformed


deformity in which part of the brain protrudes through the skull


a deformity of the foot characterized by an abnormally high arch and hyperextension of the toes which gives the foot the appearance of a claw


a deformity in which the space between the third and fourth toes extends up into the foot


a congenital cleft in the middle of the upper lip


congenital deformity of the foot usually marked by a curled shape or twisted position of the ankle and heel and toes


deformity of the foot in which the foot is twisted outward


talipes in which the toes are pointed downward


talipes in which the toes are pointed upward and the person walks on the heel of the foot


abnormal protrusion of the breastbone caused by rickets


any plant disease resulting in withering without rotting


a disease of alders caused by the woolly alder aphid (a plant louse)


a disease of tea plants, characterized by blister-like lesions on the leaves


a disease affecting the canes of various bush fruits (e.g., raspberries or currants)


a fungous leaf spot disease of the celery plant


a disease affecting the trunks of pear and apple trees


a disease blackening the leaves of pear and apple trees


a phase of fire blight in which cankers appear


a blight affecting the leaves of oats and other grasses


blight in which symptoms appear late in the growing season especially a disease of solanaceous plants caused by the fungus Phytophthora infestans


any blight causing a browning and falling of the leaves of a plant


any plant disease localized in the foliage


a disease of conifers causing the needles to fall


a black plant louse that lives on oaks and dogwoods


oewn-potato_blight-n oewn-potato_mold-n oewn-potato_disease-n oewn-potato_mildew-n oewn-potato_murrain-n


a disease of tea plants, characterized by the yellowing, and then browning, of leaf margins


a fungous blight attacking the stems of plants


a disease of tropical woody plants (cacao or tea or citrus)


a disease of the ends of twigs of woody plants


a mild viral disease transmitted by the bite of the sand fly Phlebotomus papatasii


tuberculosis of the skin; appears first on the face and heals slowly leaving deep scars


a chronic form of spondylitis primarily in males and marked by impaired mobility of the spine; sometimes leads to ankylosis


a chronic skin disease occurring primarily in women between the ages of 20 and 40; characterized by an eruption of red lesions over the cheeks and bridge of the nose


autoimmune disorder of the thyroid gland; most common in middle-aged women


a chronic inflammatory collagen disease affecting connective tissue (skin or joints)


an inflammatory disease of connective tissue with variable features including fever and weakness and fatigability and joint pains and skin lesions on the face or neck or arms


a breakdown of a cell layer in the epidermis (as in pemphigus)


an abnormal but benign thickening of the prickle-cell layer of the skin (as in psoriasis)


a skin disease characterized by dark wartlike patches in the body folds; can be benign or malignant


an inflammatory disease involving the sebaceous glands of the skin; characterized by papules or pustules or comedones


a skin disease of adults (more often women) in which blood vessels of the face enlarge resulting in a flushed appearance


the most common form of acne; usually affects people from puberty to young adulthood


a severe form of dermatitis characterized by atopy


an allergic contact dermatitis developed around the lips of children who chew bubble gum


a delayed type of allergic reaction of the skin resulting from skin contact with a specific allergen (such as poison ivy)


contact dermatitis resulting from contact with plants of the genus Toxicodendron


dermatitis resulting from contact with the poison ivy plant


dermatitis resulting from contact with a poison oak plant


dermatitis resulting from contact with a poison sumac plant


a dermatitis of the scalp that is common in infants


dermatitis of the thighs and buttocks of infants; supposedly caused by ammonia in the urine in the child's diapers


a severe dermatitis of herbivorous domestic animals attributable to photosensitivity from eating Saint John's wort


dermatitis in which localized areas (especially the forearms or back of the neck or outer part of the ankle) itch persistently; cause is unknown


a sensitization reaction to repeated invasion of the skin by cercariae of schistosomes


inflammation of the skin; skin becomes itchy and may develop blisters


disorder involving lesions or eruptions of the skin (in which there is usually no inflammation)


allergic eczema caused by flour or other ingredients handled by bakers


eczema characterized by a feverish condition and widespread eruption of vesicles; most common in children


a now rare complication of vaccinia superimposed on atopic dermatitis with high fever and generalized vesicles and papulovesicles


eczema characterized by thickening of the skin with accentuated skin lines


generic term for inflammatory conditions of the skin; particularly with vesiculation in the acute stages


abnormal redness of the skin resulting from dilation of blood vessels (as in sunburn or inflammation)


a red rash caused by hypersensitivity to a drug or disease or other allergen


skin condition characterized by tender red nodules on the shins and legs


a temporary red mark on a person's skin resulting from kissing or sucking by their lover


an inflammatory complication of leprosy that results in painful skin lesions on the arms and legs and face


any skin disorder involving abnormal redness


reddening of the skin spreading outward from a focus of infection or irritation


acute skin disease characterized by the presence of many furuncles


a very contagious infection of the skin; common in children; localized redness develops into small blisters that gradually crust and erode


skin disorder induced by a tropical climate


any skin disorder consisting of a growth that appears horny


any abnormal condition of the outer skin (epidermis)


a skin condition marked by an overgrowth of layers of horny skin


an overgrowth of skin layers resulting from extended exposure to the sun


skin disease characterized by a scaly rash on the palms and soles; associated with Reiter's syndrome


a rare hereditary condition marked by dark crusted patches (sometimes containing pus)


keratosis characterized by hard conical elevations in the openings of sebaceous glands (especially of arms and thighs)


a skin condition characterized by circumscribed wartlike lesions that can be itchy and covered with a greasy crust


a congenital skin condition characterized by spots or bands of unpigmented skin


any of several eruptive skin diseases characterized by hard thick lesions grouped together and resembling lichens growing on rocks


an eruption of shiny flat-topped purplish (usually itchy) papules on the wrist and forearms and thighs


skin disorder characterized by patchy bluish discolorations on the skin


any of several forms of ulcerative skin disease


a condition characterized by abnormal deposits of melanin (especially in the skin)


any skin disease characterized by soft pulpy nodules


a virus disease of the skin marked by round white swellings; transmitted from person to person (most often in children or in adults with impaired immune function)


skin disease marked by thin shiny patches (especially on the legs); often associated with diabetes mellitus


a skin disease characterized by large thin-walled blisters (bullae) arising from normal skin or mucous membrane


any of several skin disorders characterized by shedding dry flakes of skin


a condition in which white scales of dead skin are shed by the scalp


common form of pityriasis (usually in children or young adults) characterized by round patches of depigmentation


pityriasis in which an itchy rash develops over the trunk and extremities


chronic inflammatory disease of the skin characterized by blister capped papules and intense itching


a chronic skin disease characterized by dry red patches covered with scales; occurs especially on the scalp and ears and genitalia and the skin over bony prominences


cracks or fissures in the skin (especially around the mouth or anus)


any of several inflammatory or gangrenous skin conditions


an acute streptococcal infection characterized by deep-red inflammation of the skin and mucous membranes


a skin disease marked by hard edema of the tissue usually beginning in the face


a condition in which overactivity of the sebaceous glands causes the skin to become oily


a chronic skin disease associated with seborrhea and greasy scales on the scalp or eyelids or other parts of the skin


an acquired skin disease characterized by patches of unpigmented skin (often surrounded by a heavily pigmented border)


xanthoma of the eyelids; occurs chiefly in the elderly


a skin problem marked by the development (on the eyelids and neck and back) of irregular yellow nodules; sometimes attributable to disturbances of cholesterol metabolism


rare chronic xanthoma of adults in which orange or brownish papules develop on many surfaces of the body


oewn-xanthomatosis-n oewn-xanthoma_multiplex-n oewn-cholesterosis_cutis-n oewn-lipid_granulomatosis-n oewn-lipoid_granulomatosis-n

widespread xanthomas (especially on elbows and knees); often associated with a disorder of lipid metabolism


an abnormal yellow discoloration of the skin


(pathology) an abnormal proliferation of tissue (as in a tumor)


a benign outgrowth from a bone (usually covered with cartilage)


a small vascular growth on the surface of a mucous membrane


a polyp that consists of benign neoplastic tissue derived from glandular epithelium

adenomatous polyps are visible protrusions that can develop on the mucosal surface of the colon or rectum


the thin process of tissue that attaches a polyp to the body


an abnormal new mass of tissue that serves no purpose


a benign epithelial tumor of glandular origin


a tumor consisting of a mass of blood or lymphatic vessels


a common benign tumor of cartilage cells


oewn-benign_tumor-n oewn-benign_tumour-n oewn-nonmalignant_tumor-n oewn-nonmalignant_tumour-n oewn-nonmalignant_neoplasm-n


a tumor composed of immature undifferentiated cells


a fast-growing malignant brain tumor composed of spongioblasts; nearly always fatal


a tumor of the brain consisting of neuroglia


a small tumor (benign or malignant) arising from the mucosa of the gastrointestinal tract; usually associated with excessive secretion of serotonin


a malignant neoplasm composed of carcinoma and sarcoma extensively intermixed


(medicine) a malignant state; progressive and resistant to treatment and tending to cause death


new connective tissue and tiny blood vessels that form on the surfaces of a wound during the healing process


benign slow-growing tumor of cartilaginous cells at the ends of tubular bones (especially in the hands and feet)


benign and movable and firm and not tender tumor of the breast; common in young women and caused by high levels of estrogen


benign tumor containing fibrous tissue (especially in the uterus)


a tumor composed of granulation tissue resulting from injury or inflammation or infection


a small rubbery granuloma that is characteristic of an advanced stage of syphilis


a focal growth that resembles a neoplasm but results from faulty development in an organ


skin tumor that grows rapidly (especially in older people) and resembles a carcinoma but does not spread; it usually disappears spontaneously, often leaving a scar


a tumor that is malignant and tends to spread to other parts of the body


a tumor arising in the meninges which surround the brain and spinal cord; usually slow growing and sometimes malignant


any malignant growth or tumor caused by abnormal and uncontrolled cell division; it may spread to other parts of the body through the lymphatic system or the blood stream


a rare malignant neoplasm arising from vascular tissue; usually occurs in the breast and skin and is believed to originate from the endothelial cells of blood vessels


oewn-Ewing-ap-s_sarcoma-n oewn-Ewing-ap-s_tumor-n oewn-Ewing-ap-s_tumour-n oewn-endothelial_myeloma-n

malignant tumor in bone marrow (usually in the pelvis or in long bones)


a sarcoma that starts with purplish spots on the feet and legs and spreads from the skin to lymph nodes and internal organs; a common manifestation of AIDS

until 1980 Kaposi's sarcoma occurred almost exclusively with Jewish or Italian or black men


sarcoma of smooth muscle; occurs most often digestive tract or uterus or bladder or prostate


a malignant neoplasm of nerve tissue and fibrous tissue and connective tissue


malignant bone tumor; most common in children and young adults where it tends to affect the femur


chronic abnormal enlargement of the lymph nodes (usually associated with disease)


a neoplasm of lymph tissue that is usually malignant; one of the four major types of cancer


a malignant disorder in which there is progressive (but painless) enlargement of lymph tissue followed by enlargement of the spleen and liver


any malignant tumor derived from epithelial tissue; one of the four major types of cancer


oewn-leukemia-n oewn-leukaemia-n oewn-leucaemia-n oewn-cancer_of_the_blood-n

malignant neoplasm of blood-forming tissues; characterized by abnormal proliferation of leukocytes; one of the four major types of cancer


acute leukemia characterized by proliferation of immature lymphoblast-like cells in bone marrow, lymph nodes, spleen, and blood; most common in children


acute leukemia characterized by proliferation of granular leukocytes; most common in adolescents and young adults


chronic leukemia characterized by lymphoblast-like cells; more common in older men


chronic leukemia characterized by granular leukocytes; more common in older people


leukemia characterized by enlargement of lymphoid tissues and lymphocytic cells in the circulating blood


a form of lymphocytic leukemia in which the abnormal cells in the circulating blood are almost totally lymphoblasts


oewn-monocytic_leukemia-n oewn-monocytic_leukaemia-n oewn-monoblastic_leukemia-n oewn-monoblastic_leukaemia-n oewn-histiocytic_leukemia-n oewn-histiocytic_leukaemia-n

leukemia characterized by the proliferation of monocytes and monoblasts in the blood


a malignant neoplasm of blood-forming tissues; characterized by numerous myeloblasts in the blood stream


a malignant neoplasm of blood-forming tissues; marked by proliferation of myelocytes and their presence in the blood


a highly malignant neoplasm derived from striated muscle


form of rhabdomyosarcoma occurring mainly in infants and children


form of rhabdomyosarcoma occurring mainly in adolescents and young adults


form of rhabdomyosarcoma that affects limb muscles of older adults


oewn-Wilms-ap-_tumor-n oewn-Wilms_tumour-n oewn-adenomyosarcoma-n oewn-nephroblastoma-n oewn-embryoma_of_the_kidney-n

malignant renal tumor of young children characterized by hypertension and blood in the urine and the presence of a palpable mass


a usually malignant tumor arising from connective tissue (bone or muscle etc.); one of the four major types of cancer


malignant tumor originating in glandular epithelium


cancer of the breast; one of the most common malignancies in women in the US


a cluster of malignant cells that has not yet invaded the deeper epithelial tissue or spread to other parts of the body


a malignant tumor of the colon; early symptom is bloody stools


benign angioma consisting of a mass of blood vessels; some appear as birthmarks


a congenital bright red superficial vascular tumor resembling a strawberry; tends to decrease in size during childhood


benign angioma consisting of a mass of lymphatic vessels


a dilation of superficial capillaries with a central red dot from which blood vessels radiate


a tumor of the bone marrow (usually malignant) composed of cells normally found in bone marrow


myeloma that develops in several places at the same time


a benign tumor composed of muscle tissue


a benign tumor of connective tissue containing jellylike material


tumor (usually benign) of the sheath surrounding a nerve


malignant tumor containing embryonic nerve cells; usually metastasizes quickly


tumor of the fibrous covering of a peripheral nerve


any tumor derived from cells of the nervous system


benign tumor of smooth muscle (usually in the uterus or digestive tract)


benign tumor of bone and fibrous tissue; occurs in the vertebrae or femur or tibia or arm bones (especially in young adults)


benign tumor containing both bone and cartilage; usually occurs near the end of a long bone


a slow growing benign tumor of consisting of bone tissue; usually on the skull or mandible


oewn-papilloma-n oewn-villoma-n oewn-papillary_tumor-n oewn-papillary_tumour-n

a benign epithelial tumor forming a rounded mass


a vascular tumor of the adrenal gland; hypersecretion of epinephrine results in intermittent or sustained hypertension


neoplasm of plasma cells (usually in bone marrow)


a tumor derived from fibrous tissue of the meninges or choroid plexus or certain other structures associated with the brain; characterized by sandlike particles


malignant ocular tumor of retinal cells; usually occurs before the third year of life; composed of primitive small round retinal cells


a tumor consisting of a mixture of tissues not normally found at that site


oewn-hepatoma-n oewn-malignant_hepatoma-n oewn-hepatocarcinoma-n oewn-hepatocellular_carcinoma-n


carcinoma of the lungs; one of the commonest forms of cancer


a form of carcinoma of the mesothelium lining lungs or abdomen or heart; usually associated with exposure to asbestos dust


highly malignant carcinoma composed of small round or egg-shaped cells with little cytoplasm; lung cancers are frequently oat cell carcinomas


malignant neoplasm of the lips of mouth; most common in men over the age of 60


malignant tumor of the testis; usually occurring in older men


a malignant tumor of the epithelial tissue


any of several malignant neoplasms (usually of the skin) consisting of melanocytes


malignant neoplasm of the uterus derived from the epithelium of the chorion


a disease that typically does not affect human beings


disease of cattle that can be transmitted to humans; results from infection with actinomycetes; characterized by hard swellings that exude pus through long sinuses


the commonest and least severe form of actinomycosis; affects the face and neck regions


an eye disease that involves the clouding or opacification of the natural lens of the eye


an eye disease caused by a swelling of the macula resulting from leakage and accumulation of fluid


a specific pattern of swelling in the central retina


(plural) an eye disease resulting from small accumulations of hyaline bodies underneath the retina


an eye disease that damages the optic nerve and impairs vision (sometimes progressing to blindness)

contrary to popular belief, glaucoma is not always caused by elevated intraocular pressure


glaucoma in which the iris blocks the outflow of aqueous humor

closed-angle glaucoma can cause a rapid buildup of high intraocular pressure that results in permanent visual damage in a couple of days


glaucoma that results from damage to the optic nerve although the intraocular pressure is normal


a cataract that affects the nucleus of the lens


a cataract in the rear of the lens capsule


glaucoma caused by blockage of the canal of Schlemm; produces gradual loss of peripheral vision

open-angle glaucoma is the most common type of glaucoma


eye disease caused by degeneration of the cells of the macula lutea and results in blurred vision; can cause blindness


macular degeneration that is age-related


a disease of the retina that can result in loss of vision


retinopathy involving damage to the small blood vessels in the retina; results from chronically high blood glucose levels in people with poorly controlled diabetes


a chronic contagious disease caused by a bacterium and marked by inflammation of the conjunctiva and cornea of the eye and the formation of scar tissue


eye disease consisting of an opaque white spot on the cornea


inflammation of the alveoli in the lungs caused by inhaling dust; with repeated exposure the condition may become chronic


inflammation in the socket of a tooth; sometimes occurs after a tooth is extracted and a blood clot fails to form


inflammation of a blood vessel or lymph duct


inflammation of the outer coat of an artery


disorder characterized by the absence of a pulse in both arms and in the carotid arteries


inflammation of the temporal arteries; characterized by headaches and difficulty chewing and (sometimes) visual impairment


ophthalmia in newborns; contracted while passing through the birth canal; usually prevented with silver nitrate drops


a serious form of actinomycosis that affects the chest


a serious form of actinomycosis that affects the abdomen


alveolitis caused by an allergic reaction to fungal spores in the dust that is inhaled from moldy hay


a disease of cattle that is transmitted by cattle ticks; similar to Texas fever


a highly infectious animal disease (especially cattle and sheep); it can be transmitted to people


severe respiratory disease of birds that takes the form of an acute rapidly fatal pneumonia in young chickens and turkeys


inflammation of the lungs caused by inhaling or choking on vomitus; may occur during unconsciousness (anesthesia or drunkenness or seizure or cardiac arrest)


alveolitis caused by inhaling bagasse (sugarcane dust)


inflammation of both the head of the penis and the foreskin


any of various diseases of animals characterized by edema of the head and neck


inflammation of the eyelids characterized by redness and swelling and dried crusts


inflammation of a bursa; frequently in the shoulder


an infectious disease of domestic animals often resulting in spontaneous abortion; transmittable to human beings


a viral disease of sheep and cattle that is transmitted by biting midges


a fatal disease of cattle that affects the central nervous system; causes staggering and agitation


a disease of pigs resulting in swelling of the snout


a viral disease of camels closely related to smallpox

with a little genetic engineering camelpox could be used as a bioweapon


any of several disease of livestock marked by fever and edema of the respiratory tract


a wildlife disease (akin to bovine spongiform encephalitis) that affects deer and elk


a fatal disease of freshwater fish caused by a flagellated protozoan invading the skin


a viral disease of cattle causing a mild skin disease affecting the udder; formerly used to inoculate humans against smallpox


a disease of cattle and sheep attributed to a dietary deficiency; characterized by anemia and softening of the bones and a slow stiff gait


an acute infectious disease characterized by pneumonia and blood infection


a chronic inflammation of the withers of a horse


an acute diarrheal disease (especially of chickens) caused by the microorganism that causes hemorrhagic septicemia


either of two acute viral diseases of domestic fowl; characterized by refusal to eat and high temperature and discoloration of the comb


highly infectious virus disease of swine


any of various infectious viral diseases of animals


a viral disease of young dogs characterized by high fever and respiratory inflammation


an acute bacterial disease of horses characterized by inflammation of the mucous membranes


a disease of cattle and sheep that is attributed to toxins absorbed from the intestines


acute contagious disease of cloven-footed animals marked by ulcers in the mouth and around the hoofs


contagious degenerative infection of the feet of hoofed animals (especially cattle and sheep)


oewn-black_disease-n oewn-sheep_rot-n oewn-liver_rot-n oewn-distomatosis-n

a disease of the liver (especially in sheep and cattle) caused by liver flukes and their by-products


a destructive and contagious bacterial disease of horses that can be transmitted to humans


a chronic emphysema of the horse that causes difficult expiration and heaving of the flanks


an acute inflammatory disease characterized by a rash with joint swelling and fever; caused by bacteria carried by the bite of a deer tick


a viral disease of green monkeys caused by the Marburg virus; when transmitted to humans it causes serious or fatal illness


the presence of excessive protein (chiefly albumin but also globulin) in the urine; usually a symptom of kidney disorder


abnormal presence of amino acids in the urine; usually a symptom of metabolic defects


the presence of red blood cells in the urine


a purplish discoloration of the mucous membrane of the vagina that occurs early in pregnancy


a pigmented ring at the outer edge of the cornea of the eye; a symptom of Wilson's disease


softening and drying and ulceration of the cornea resulting from vitamin A deficiency; symptom of cystic fibrosis or sprue


symptom of meningitis; patient cannot extend the leg at the knee when the thigh is flexed because of stiffness in the hamstrings


an abnormal increase of ketone bodies in the blood as in diabetes mellitus


small red spots with white centers found on the mucous membranes of the mouth and tongue; symptom of measles that appears one or two days before the measles rash appears


the presence of abnormally high levels of glucose in the urine


the presence of abnormally high levels of sugar in the urine


increase in the number of monocytes in the blood; symptom of monocytic leukemia


increase in the number of platelets in the blood which tends to cause clots to form; associated with many neoplasms and chronic infections and other diseases


an accumulation of dark pigment in cartilage and other connective tissue; usually a symptom of alkaptonuria or phenol poisoning


the presence of abnormally high levels of calcium in the blood; usually the result of excessive bone resorption in hyperparathyroidism or Paget's disease


abnormally low level of calcium in the blood; associated with hypoparathyroidism or kidney malfunction or vitamin D deficiency


the presence of abnormally high levels of calcium in the urine; usually the result of excessive bone resorption in hyperparathyroidism or osteoporosis


the presence of an abnormal amount of cholesterol in the cells and plasma of the blood; associated with the risk of atherosclerosis


higher than normal levels of potassium in the circulating blood; associated with kidney failure or sometimes with the use of diuretic drugs


abnormally low level of potassium in the circulating blood leading to weakness and heart abnormalities; associated with adrenal tumors or starvation or taking diuretics


the presence of excess potassium in the circulating blood


the presence of excess potassium in the urine


the presence of abnormally large amounts of sodium in the urine


any of various disorders of lipoprotein and cholesterol metabolism that result in high levels of lipoprotein and cholesterol in the circulating blood


any of various disorders of lipoprotein and cholesterol metabolism that result in low levels of lipoprotein and cholesterol in the circulating blood


abnormally low level of protein in the blood; can indicate inadequate diet or intestinal or renal disorders


excessive amounts of sodium in the blood; possibly indicating diabetes insipidus


abnormally low level of sodium in the blood; associated with dehydration


enlarged spleen and a decrease in one or more types of blood cells; associated with many disorders


excessive amounts of ketone bodies in the urine as in diabetes mellitus or starvation


oewn-rabies-n oewn-hydrophobia-n oewn-lyssa-n oewn-madness-n

an acute viral disease of the nervous system of warm-blooded animals (usually transmitted by the bite of a rabid animal); rabies is fatal if the virus reaches the brain


a disease of cattle; characterized by hematuria


a respiratory infection of the nose and throat in cattle


an acute infectious viral disease of cattle (usually fatal); characterized by fever and diarrhea and inflammation of mucous membranes


a fatal disease of sheep characterized by chronic itching and loss of muscular control and progressive degeneration of the central nervous system


a deadly form of septicemia in cattle and sheep; involves high fever and pneumonia; contracted under conditions of exposure or exhaustion (as often happens when the animals are shipped to market)


a swelling of the hock joint of a horse; resulting in lameness


spavin caused by distension of the veins


an infectious disease cause by leptospira and transmitted to humans from domestic animals; characterized by jaundice and fever


an acute feverish disease in people and in dogs marked by gastroenteritis and mild jaundice


a severe form of leptospirosis in human beings


a disease of livestock caused by locoweed poisoning; characterized by weakness and lack of coordination and trembling and partial paralysis


an acute viral disease of the nervous system in sheep; can be transmitted by Ixodes ricinus


a persistent and contagious disease of the skin causing inflammation and itching and loss of hair; affects domestic animals (and sometimes people)


recurrent eye inflammation in horses; sometimes resulting in blindness


any disease of domestic animals that resembles a plague


a viral disease (usually fatal) of rabbits


disease of domestic fowl and other birds


a serious bacterial disease of young chickens


an open sore on the back of a horse caused by ill-fitting or badly adjusted saddle


a fissure in the wall of a horse's hoof often causing lameness


a crack on the forepart of a horse's hindfoot


a crack on the inside of a horse's forefoot


a disease of the central nervous system affecting especially horses and cattle; characterized by an unsteady swaying gait and frequent falling


an infectious disease of cattle transmitted by the cattle tick


disease of livestock and especially cattle poisoned by eating certain kinds of snakeroot


oewn-tularemia-n oewn-tularaemia-n oewn-rabbit_fever-n oewn-deer_fly_fever-n oewn-yatobyo-n

a highly infectious disease of rodents (especially rabbits and squirrels) and sometimes transmitted to humans by ticks or flies or by handling infected animals


an animal disease that can be transmitted to humans


a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi


any of several diseases of pines caused by rust fungi of the genus Cronartium and marked by destructive invasion of bark and sapwood and producing blisters externally


any of various diseases in which the central tissues blacken


disease of plum and cherry trees characterized by black excrescences on the branches


a fungous disease causing darkening and decay of the leaves of fruits and vegetables


any of several fungous diseases of plants that produce small black spots on the plant


fungous disease of lettuce that first rots lower leaves and spreads upward


any of certain fungous diseases of plants characterized by browning and decay of tissues


disease of citrus trees caused by the fungus Phytophthora citrophthora


pathological production of gummy exudates in citrus and various stone-fruit trees


disease of tomatoes and potatoes and tobacco etc caused by the bacterium Pseudomonas solanacearum


a fungal disease of woody plants that causes localized damage to the bark


a bacterial disease of plants (especially pome and stone fruits and grapes and roses) which forms excrescences on the stem near the ground


a phase of crown gall (especially in apples) during which there is abnormal development of fine fibrous roots


a fungous disease of alfalfa which forms white excrescences at the base of the stem


a plant disease caused by a fungus; diseased condition of seedlings in excessive moisture


a disease of plants characterized by the gradual dying of the young shoots starting at the tips and progressing to the larger branches


a crumbling and drying of timber or bulbs or potatoes or fruit caused by a fungus


any plant disease in which the central part of a plant rots (especially in trees)


viral disease in solanaceous plants (tomatoes, potatoes, tobacco) resulting in mottling and often shriveling of the leaves


a disease of the leaves of potato plants


a plant disease causing discoloration of the leaves of tobacco plants


disease of a wide range of plants (tomatoes, potatoes, peas) resulting from a mixed infection of potato and tomato mosaic


disease caused by rhizoctinia or fungi of Pellicularia and Corticium


oewn-little_potato-n oewn-rosette-n oewn-russet_scab-n oewn-stem_canker-n


serious bark disease of many tropical crop trees (coffee, citrus, rubber); branches have a covering of pink hyphae


fungous disease causing dark warty spongy excrescences in the eyes of potato tubers


disease characterized by root decay; caused by various fungi


a plant disease that produces a browning or scorched appearance of plant tissues


plant disease causing a burned or scorched appearance of the foliage


disease of sweet potatoes in which roots are girdled by rings of dry rot


plant disease cause by fungi of the genus Sclerotium; also one in which sclerotia are formed


a plant disease caused by the ergot fungus


plant disease in which the stem or trunk rots at the base


any plant disease characterized by drooping and shriveling; usually caused by parasites attacking the roots


wilt caused by fungi of the genus Fusarium


wilt caused by fungi of the genus Verticillium


destructive diseases of plants (especially cereal grasses) caused by fungi that produce black powdery masses of spores


disease of grains; the entire head is a dusty mass of spores


disease of wheat characterized by replacement of the grains with greasy masses of smelly smut spores


smut affecting leaves and stems of cereals and other grasses


disease of rice; grains covered by a green powder consisting of conidia


mushy or slimy decay of plants caused by bacteria or fungi


soft watery rot in fruits and vegetables caused by fungi


any of several virus diseases of plants characterized by stunting and yellowing of the leaves


the yellow dwarf disease of potato plants


the yellow dwarf disease of onion plants


any of several fungous or viral diseases characterized by yellow spotting on the leaves


an emotional wound or shock often having long-lasting effects


emotional injury inflicted on an infant by events incident to birth that is alleged to appear in symbolic form in patients with mental illness


oewn-injury-n oewn-hurt-n oewn-harm-n oewn-trauma-n

any physical damage to the body caused by violence or accident or fracture etc.; the condition of an injury


a wound that exposes subcutaneous tissue


marks resembling the wounds on the crucified body of Christ


oewn-abrasion-n oewn-scratch-n oewn-scrape-n oewn-excoriation-n

an abraded area where the skin is torn or worn off


abrasion (usually on the hands) caused by friction from a rope


oewn-cut-n oewn-gash-n oewn-slash-n oewn-slice-n


a wound resulting from biting by an animal or a person


physical injury to an infant during the birth process


injury caused by the explosion of a bomb (especially in enclosed spaces)


the flow of blood from a ruptured blood vessel


stroke caused by the rupture of a blood vessel in the brain


injury incurred when the human body hits or is hit by a large outside object (as a car)


an injury that doesn't break the skin but results in some discoloration


the purple or black-and-blue area resulting from a bruise


a minute red or purple spot on the surface of the skin as the result of tiny hemorrhages of blood vessels in the skin (as in typhoid fever)


a swollen bruise caused by a blow to the eye


an injury caused by exposure to heat or chemicals or radiation


a burn caused by heat produced by an electric current


a state of reduced excitement or anxiety that is induced by the administrative of a sedative agent


redness of the skin caused by exposure to the rays of the sun


a browning of the skin resulting from exposure to the rays of the sun


redness and irritation of the skin caused by exposure to high-velocity wind


burn causing redness of the skin surface


burn causing blisters on the skin and superficial destruction of the dermis


burn characterized by destruction of both epidermis and dermis


a displacement of a part (especially a bone) from its normal position (as in the shoulder or the vertebral column)


trauma caused by the passage of electric current through the body (as from contact with high voltage lines or being struck by lightning); usually involves burns and abnormal heart rhythm and unconsciousness


fracture in which the bone is splintered or crushed


break involving the entire width of the bone


bone fracture associated with lacerated soft tissue or an open wound


fracture in which the bone collapses (especially in short bones such as vertebrae)


fracture of the skull where the bone is pushed in


fracture in which the two ends of the broken bone are separated from one another


fracture resulting from excessive activity rather than a specific injury


a fracture without separation of the fragments and the line of the break being very thin


a partial fracture of a bone (usually in children); the bone is bent but broken on only one side


fracture that does not go across the entire width of the bone


fracture in which one broken end is wedged into the other broken end


an uncomplicated fracture in which the broken bones to not pierce the skin


separation of an epiphysis from the long bone to which it is normally attached without fracture of the bone


a forward dislocation of one vertebra over the one beneath it producing pressure on spinal nerves


destruction of tissue by freezing and characterized by tingling, blistering and possibly gangrene


entry of foreign matter into a blood vessel


injury incurred when an object (as a knife or bullet or shrapnel) penetrates into the body


an injury resulting from getting some body part squeezed


rupture in smooth muscle tissue through which a bodily structure protrudes


a herniation through the muscular wall of a tubular organ (especially the colon)


a congenital diverticulum in the ileum resulting from incomplete closure of the yolk sac


protrusion of the intestine through the abdominal wall


an umbilical hernia at birth in which some abdominal organs push into the umbilical cord


hernia resulting from the protrusion of part of the stomach through the diaphragm


a painful rupture of the fibrocartilage of the disc between spinal vertebrae; occurs most often in the lumbar region


hernia in which a loop of intestine enters the inguinal canal; the most common type of hernia in males


hernia in which the urinary bladder protrudes through the wall of the vagina; sometimes occurs after childbirth


protrusion or herniation of the rectum into the vagina; can occur if pelvic muscles are weakened by childbirth


protrusion of the intestine and omentum through a hernia in the abdominal wall near the navel; usually self correcting after birth


a disturbance of the normal sleep pattern


a painful wound caused by the thrust of an insect's stinger into skin


injury to a muscle (often caused by overuse); results in swelling and pain


the condition of having respiration stopped by compression of the air passage


an injury to the neck (the cervical vertebrae) resulting from rapid acceleration or deceleration (as in an automobile accident)


oewn-wale-n oewn-welt-n oewn-weal-n oewn-wheal-n

a raised mark on the skin (as produced by the blow of a whip); characteristic of many allergic reactions


an injury to living tissue (especially an injury involving a cut or break in the skin)


the wrench to his knee occurred as he fell


a painful injury to a joint caused by a sudden wrenching of its ligaments


resembling frostbite but without freezing; resulting from exposure to cold and wet


(medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease


(medicine) any objective evidence of the presence of a disorder or disease


sign of life; usually an indicator of a person's general physical condition

he was still alive but his vital signs were weak


absence or suppression of normal menstrual flow


a sensation (as of a cold breeze or bright light) that precedes the onset of certain disorders such as a migraine attack or epileptic seizure


a tan discoloration of a woman's face that is associated with pregnancy or with the use of oral contraceptives


a condition in which the ends of toes and fingers become wide and thick; a symptom of heart or lung disease


a bluish discoloration of the skin and mucous membranes


increased secretion of urine; if not due to increased liquid intake or to the action of a diuretic drug it can be a symptom of diabetes mellitus


cyanosis of the extremities; can occur when a spasm of the blood vessels is caused by exposure to cold or by strong emotion


cessation of menstruation in a woman who had previously menstruated


an early symptom that a disease is developing or that an attack is about to occur


a pattern of symptoms indicative of some disease


an abnormal condition resulting from compression of spinal nerve roots in the neck region; involves neck pains and muscular weakness and paresthesia


headache and tingling or burning feelings and sweating caused by eating food that contains monosodium glutamate


disturbances in saltwater balance and symptoms of weakness and muscular cramps and twitching and convulsions and sometimes paralysis; usually caused by a benign tumor of the cortex of the adrenal gland that leads to excess secretion of aldosterone


a congenital medical condition in which body deformation occurs or facial development or mental ability is impaired because the mother drinks alcohol during pregnancy


a medical condition of uncertain origin that affected many veterans of the 1991 Gulf War; characterized by fatigue and headache and dizziness and nausea and rashes and joint pain and respiratory disorders


a serious chronic and progressive inflammation of the ileum producing frequent bouts of diarrhea with abdominal pain and nausea and fever and weight loss


recurrent abdominal pain and diarrhea (often alternating with periods of constipation); often associated with emotional stress


syndrome in males that is characterized by small testes and long legs and enlarged breasts and reduced sperm production and mental retardation; a genetic defect in which an extra X chromosome (XXY) is present in the male


a serious chronic inflammatory disease of the large intestine and rectum characterized by recurrent episodes of abdominal pain and fever and chills and profuse diarrhea


a pattern of symptoms including loss of appetite and bloating and weight loss and muscle pain and steatorrhea; associated with celiac disease and sprue and cystic fibrosis


syndrome consisting of feigning acute and dramatic illness for which no clinical evidence is ever found


a sleep disorder characterized by sudden and uncontrollable episodes of deep sleep

he believes that narcolepsy is attributable to an inability to suppress REM sleep during waking


a syndrome characterized by edema and large amounts of protein in the urine and usually increased blood cholesterol; usually associated with glomerulonephritis or with a complication of various systemic diseases


syndrome seen only in males; marked by short stature and lowset ears and subnormal fertility


syndrome consisting of discomfort or pain in a limb that has been amputated


a syndrome that occurs in many women from 2 to 14 days before the onset of menstruation


syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours


syndrome resulting from infection by the herpes varicella zoster virus; characterized by vertigo and pain in the ears and facial nerve paralysis and sometimes hearing loss


an inflammatory syndrome (etiology unknown) predominantly in males; characterized by arthritis and conjunctivitis and urethritis


feeling of uneasiness and restlessness in the legs after going to bed (sometimes causing insomnia); may be relieved temporarily by walking or moving the legs


acquired encephalopathy following acute viral infections (especially influenza or chicken pox) in young children; characterized by fever, vomiting, disorientation, coma, and fatty infiltration of the liver


discomfort and vascular symptoms and loss of sensation in a shoulder and arm; caused by a scalene muscle compressing the subclavian artery and part of the brachial plexus


death of a liveborn infant within the first 28 days of life


oewn-sudden_infant_death_syndrome-n oewn-SIDS-n oewn-infant_death-n oewn-crib_death-n oewn-cot_death-n

sudden and unexpected death of an apparently healthy infant during sleep


oewn-tetany-n oewn-tetanilla-n oewn-intermittent_tetanus-n oewn-intermittent_cramp-n oewn-apyretic_tetanus-n

clinical neurological syndrome characterized by muscular twitching and cramps and (when severe) seizures; associated with calcium deficiency (hypoparathyroidism) or vitamin D deficiency or alkalosis


tingling sensations in the fingers; caused by compression on a nerve supplying the arm


syndrome characterized by swelling of rib cartilage (causing pain)


neurological disorder characterized by facial grimaces and tics and movements of the upper body and grunts and shouts and coprolalia


a symptom caused by an illness or a drug


a benign side effect of some antibiotics; dark overgrowth of the papillae of the tongue


a secondary and usually adverse effect of a drug or therapy

severe headaches are one of the side effects of the drug


symptom consisting of a localized collection of pus surrounded by inflamed tissue


an abscess of a common kind in the tissue around a tooth


the tip of an abscess (where the pus accumulates)


symptom of being purulent (containing or forming pus)


blister containing a nonpurulent clear watery content


blister containing blood or bloody serum usually caused by an injury


protrusion of the eyeball from the socket


involuntary shortening of stride and quickening of gait that occurs in some diseases (e.g., Parkinson's disease)


a furlike coating of matter as on the tongue


necrotic tissue; a mortified or gangrenous part or mass


oewn-dry_gangrene-n oewn-cold_gangrene-n oewn-mumification_necrosis-n oewn-mummification-n

(pathology) gangrene that develops in the presence of arterial obstruction and is characterized by dryness of the dead tissue and a dark brown color


oewn-gas_gangrene-n oewn-clostridial_myonecrosis-n oewn-emphysematous_gangrene-n oewn-emphysematous_phlegmon-n oewn-gangrenous_emphysema-n oewn-gas_phlegmon-n oewn-progressive_emphysematous_necrosis-n

(pathology) a deadly form of gangrene usually caused by clostridium bacteria that produce toxins that cause tissue death; can be used as a bioweapon


the presence of blood in the urine; often a symptom of urinary tract disease


abnormal deposit of hemosiderin; often a symptom of thalassemia or hemochromatosis


a symptom consisting of the involuntary expulsion of air from the nose


an abnormal protuberance or localized enlargement


swelling of the rumen or intestinal tract of domestic animals caused by excessive gas


a lymph node that is inflamed and swollen because of plague or gonorrhea or tuberculosis


generalized edema with accumulation of serum in subcutaneous connective tissue


edema of the mucous membrane of the eyeball and eyelid lining


swelling of the optic disc (where the optic nerve enters the eyeball); usually associated with an increase in intraocular pressure


a painful swelling of the bursa of the first joint of the big toe


a condition marked by uncontrollable tremor


presence of white blood cells in the urine; symptom of urinary tract infection


oewn-edema-n oewn-oedema-n oewn-hydrops-n oewn-dropsy-n

swelling from excessive accumulation of watery fluid in cells, tissues, or serous cavities


swelling of the brain due to the uptake of water in the neuropile and white matter


oewn-hematocele-n oewn-haematocele-n oewn-hematocoele-n oewn-haematocoele-n

swelling caused by blood collecting in a body cavity (especially a swelling of the membrane covering the testis)


accumulation of blood in the vagina and uterus


accumulation of menstrual blood in the vagina (usually due to an imperforate hymen)


swelling up with blood or other fluids (as with congestion)


tumidity resulting from the presence of blood or other fluid in the tissues


a collection of blood under the scalp of a newborn; caused by pressure during birth


the swollen tissue around a healing wound or ulcer


abnormally high amounts of bile pigment (bilirubin) in the blood


a common disorder that is usually due to immaturity of the liver; usually subsides spontaneously


abnormally high blood sugar usually associated with diabetes


abnormally low blood sugar usually resulting from excessive insulin or a poor diet


yellowing of the skin and the whites of the eyes caused by an accumulation of bile pigment (bilirubin) in the blood; can be a symptom of gallstones or liver infection or anemia


yellowish appearance in newborn infants; usually subsides spontaneously


an abnormal accumulation of bile pigment in the brain and other nerve tissue; causes yellow staining and tissue damage


excessive accumulation of blood or other fluid in a body part


accumulation of fluid in the pleural cavity (the space between the lungs and the walls of the chest) often resulting from disease of the heart or kidneys


accumulation of blood in the pleural cavity (the space between the lungs and the walls of the chest)


increased blood in an organ or other body part


state of obstruction or stoppage or air in the nose or throat


symptom consisting of a breaking out and becoming visible


eruption on a mucous membrane (as the inside of the mouth) occurring as a symptom of a disease


eruption on the skin occurring as a symptom of a disease


oewn-rash-n oewn-roseola-n oewn-efflorescence-n oewn-skin_rash-n


obstruction of the sweat ducts during high heat and humidity


oewn-urtication-n oewn-urticaria-n oewn-hives-n oewn-nettle_rash-n

an itchy skin eruption characterized by weals with pale interiors and well-defined red margins; usually the result of an allergic response to insect bites or food or drugs


partial or total lack of sensation in a part of the body; a symptom of nerve damage or dysfunction


a symptom of some physical hurt or disorder

the patient developed severe pain and distension


a dull persistent (usually moderately intense) pain


pain in the teeth that results from a change in air pressure (as in flying or mountain climbing)


abnormal skin sensations (as tingling or tickling or itching or burning) usually associated with peripheral nerve damage


hallucinated sensation that insects or snakes are crawling over the skin; a common side-effect of extensive use of cocaine or amphetamines


the suffering of Jesus at the Crucifixion


pain that feels hot as if it were on fire


a burning pain in a limb along the course of a peripheral nerve; usually associated with skin changes


oewn-colic-n oewn-intestinal_colic-n oewn-gripes-n oewn-griping-n

acute abdominal pain (especially in infants)


a pain in the hand that is not traumatic


painful menstruation that is intrinsic to menstruation and not the result of a disease


painful menstruation that is caused by some specific disorder (as endometriosis)


pain in the head caused by dilation of cerebral arteries or muscle contractions or a reaction to drugs


pain in muscles or joints sometimes experienced by children and often attributed to rapid growth


venous swelling external or internal to the anal sphincter


oewn-stomachache-n oewn-stomach_ache-n oewn-bellyache-n oewn-gastralgia-n

an ache localized in the stomach or abdominal region


an ache localized in the middle or inner ear


a painful recurring headache associated with the release of histamine from cells


oewn-migraine-n oewn-megrim-n oewn-sick_headache-n oewn-hemicrania-n

a severe recurring vascular headache; occurs more frequently in women than men


a headache resulting from congestion or infection in the paranasal sinuses


a headache located at the back of the head; usually caused by body tension resulting from overwork or psychological stress


backache affecting the lumbar region or lower back; can be caused by muscle strain or arthritis or vascular insufficiency or a ruptured intervertebral disc


pain and discomfort associated with contractions of the uterus during labor


rheumatic or myalgic pains in the arms or legs


pain in the kidney (usually felt in the loins)


acute spasmodic pain along the course of one or more nerves


severe pain on swallowing due to a disorder of the esophagus


pain in the eye resulting from exposure to bright light (often associated with albinism)


pain in the chest caused by inflammation of the muscles between the ribs


oewn-epidemic_pleurodynia-n oewn-epidemic_myalgia-n oewn-myosis-n oewn-diaphragmatic_pleurisy-n oewn-Bornholm_disease-n

an acute infectious disease occurring in epidemic form and featuring paroxysms of pain (usually in the chest)


intense paroxysmal neuralgia along the trigeminal nerve


a regularly recurrent spasm of pain that is characteristic of childbirth


pains felt by a woman after her baby is born; associated with contractions of the uterus


a pathological condition in which a word is rapidly and involuntarily repeated


an abnormality in which the fingers are webbed


pain that is felt at a place in the body different from the injured or diseased part where the pain would be expected

angina pectoris can cause referred pain in the left shoulder


sharp pain in the lower back that radiates into the groin; associated with the passage of a renal calculus through the ureter


a kind of pain such as that caused by a wound or a burn or a sore


a kind of pain; something as sudden and painful as being stung


a sharp spasm of pain in the side resulting from running


pain felt when a hand pressing on the abdomen is suddenly released; a symptom of peritoneal inflammation


a pain that is felt (as when the area is touched)

the best results are generally obtained by inserting the needle into the point of maximum tenderness


chronic secretion of mucus from the rear of the nasal cavity into the nasopharynx


a small inflamed elevation of skin that is nonsuppurative (as in chicken pox)


a small inflamed elevation of skin containing pus; a blister filled with pus


a small inflamed elevation of the skin; a pustule or papule; common symptom in acne


oewn-cardiomegaly-n oewn-megalocardia-n oewn-megacardia-n oewn-enlarged_heart-n


an abnormal sound of the heart; sometimes a sign of abnormal function of the heart valves


a painful burning sensation in the chest caused by gastroesophageal reflux (backflow from the stomach irritating the esophagus); symptomatic of an ulcer or a diaphragmatic hernia or other disorder


reflux of stomach contents into the esophagus


a venous reflux occurring in congestive heart failure


a backflow of urine from the ureter into the renal pelvis


a backflow of urine from the bladder into the ureter


an abnormal backward flow of body fluids


sudden brief sensation of heat (associated with menopause and some mental disorders)


oewn-indigestion-n oewn-dyspepsia-n oewn-stomach_upset-n oewn-upset_stomach-n

a disorder of digestive function characterized by discomfort or heartburn or nausea


a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat


a condition in which no mucus in produced


inflammation of the endocardium and heart valves


a chronic bacterial infection of the endocardium and heart valves; symptoms develop slowly


inflammation of the myocardium (the muscular tissue of the heart)


inflammation of the entire heart (the epicardium and the myocardium and the endocardium)


inflammation of the nose and throat with increased production of mucus


an inflammation of body tissue (especially that below the skin) characterized by fever and swelling and redness and pain


inflammation and cracking of the skin of the lips


a sensation of cold that often marks the start of an infection and the development of a fever


successive stages of chills and fever that is a symptom of malaria


a malarial fever that recurs every fourth day


inflammation of the spermatic cord or vocal cords or vocal folds


inflammation of the conjunctiva of the eye


inflammation of the spermatic cord, accompanied by pain in the testis, generally caused by an infection originating in the urethra or by a tumor, hydrocele, or varicocele


inflammation at the junction of a rib and its cartilage


inflammation of the lacrimal sac causing obstruction of the tube draining tears into the nose


inflammation of a diverticulum in the digestive tract (especially the colon); characterized by painful abdominal cramping and fever and constipation


inflammation of the brain usually caused by a virus; symptoms include headache and neck pain and drowsiness and nausea and fever (`phrenitis' is no longer in scientific use)


inflammation of the brain and spinal cord


inflammation of the inner lining of an artery


encephalitis that resembles apoplexy due to blood extravasation


encephalitis caused by a virus that is transmitted by a mosquito from an infected horse


common form of acute encephalitis caused by herpes simplex 1; usually affects the temporal and frontal lobes


inflammation of the white matter of the brain


inflammation of the brain and spinal cord and their meninges


diffuse inflammation of the entire brain


oewn-sleeping_sickness-n oewn-sleepy_sickness-n oewn-epidemic_encephalitis-n oewn-lethargic_encephalitis-n oewn-encephalitis_lethargica-n

an encephalitis that was epidemic between 1915 and 1926; symptoms include paralysis of the extrinsic eye muscle and extreme muscular weakness


encephalitis caused by the West Nile virus; can be fatal in humans and horses and birds


oewn-subacute_sclerosing_panencephalitis-n oewn-SSPE-n oewn-inclusion_body_encephalitis-n oewn-subacute_inclusion_body_encephalitis-n oewn-sclerosing_leukoencephalitis-n oewn-subacute_sclerosing_leukoencephalitis-n oewn-Bosin-ap-s_disease-n oewn-Dawson-ap-s_encephalitis-n oewn-Van_Bogaert_encephalitis-n

a rare chronic progressive encephalitis caused by the measles virus and occurring primarily in children and young adults; death usually occurs within three years; characterized by primary measles infection before the age of two years


a rare loss of mental and physical skills in adolescents; associated with the rubella virus


inflammation of the mucous lining of the uterine cervix


inflammation of the intestine (especially the small intestine); usually characterized by diarrhea


enteritis characterized by bloody diarrhea and severe abdominal pain


painful inflammation of the muscles and soft tissues around an epicondyle


inflammation of the epiglottis; characterized by fever and a severe sore throat and difficulty in swallowing


inflammation of the esophagus; often caused by gastroesophageal reflux


inflammation of white fibrous tissues (especially muscle sheaths)


local inflammation of muscle and connective tissue


inflammation of a funiculus (especially an inflammation of the spermatic cord)


inflammation of the lining of the stomach; nausea and loss of appetite and discomfort after eating


gastritis caused by ingesting an irritant (as too much aspirin)


persistent gastritis can be a symptom of a gastric ulcer or pernicious anemia or stomach cancer or other disorders


glossitis resulting from injury or infection and characterized by swelling and pain


glossitis with atrophy of tongue tissue; sometimes accompanies pernicious anemia


a superficial form of glossitis marked by irregular red patches on the tongue and sensitivity to hot or spicy food


inflammation and swelling of a movable joint because of excess synovial fluid


inflammation of the iris and ciliary body of the eye


inflammation of the iris and cornea of the eye


inflammation of the jejunum of the small intestine


inflammation of the jejunum and the ileum of the small intestine


inflammation of the cornea causing watery painful eyes and blurred vision


inflammation of the cornea and conjunctiva


inflammation of the cornea and the iris of the eye


inflammation of the cornea and sclera of the eye


inflammation of the inner ear; can cause vertigo and vomiting


inflammation of the laminated tissue that attaches the hoof to the foot of a horse


inflammation of the mucous membrane of the larynx; characterized by hoarseness or loss of voice and coughing


inflammation of the larynx and trachea and bronchial passageways


inflammation of the lining of the uterus (of the endometrium)


any developmental defect of the spinal cord


infestation by trichina larvae that are transmitted by eating inadequately cooked meat (especially pork); larvae migrate from the intestinal tract to the muscles where they become encysted


inflammation of a nerve accompanied by pain and sometimes loss of function


inflammation of one or both testes; characterized by pain and swelling


paralysis of the motor nerves of the eye


inflammation of a bone as a consequence of infection or trauma or degeneration


an inflammation of bone and bone marrow (usually caused by bacterial infection)


inflammation of the external ear (including auricle and ear canal)


inflammation of the middle ear; common in children


a chronic disease of the nose characterized by a foul-smelling nasal discharge and atrophy of nasal structures


inflammation of the pancreas; usually marked by abdominal pain


inflammation of connective tissue adjacent to the uterus


inflammation of one or both parotid glands


inflammation of a vein (usually in the legs)


thrombosis of a vein without prior inflammation of the vein; associated with sluggish blood flow (as in prolonged bedrest or pregnancy or surgery) or with rapid coagulation of the blood


inflammation of many or all of the peripheral nerves (as in leprosy)


inflammation of the optic nerve behind the eye; common in multiple sclerosis


a form of peripheral polyneuritis characterized by pain and weakness and sometimes paralysis of the limbs; cause is unknown


phlebitis in conjunction with the formation of a blood clot (thrombus)


inflammation of the lungs; caused by a virus or an allergic reaction


inflammation of the foreskin of the penis; usually caused by bacterial infection


inflammation of the rectum; marked by bloody stools and a frequent urge to defecate; frequently associated with Crohn's disease or ulcerative colitis


inflammation of the prostate gland characterized by perineal pain and irregular urination and (if severe) chills and fever


inflammation of the choroid layer behind the retina


an inflammation of the mucous membrane lining the nose (usually associated with nasal discharge)


inflammation of one of the paranasal sinuses


inflammation of all of the paranasal sinuses


inflammation of a Fallopian tube (usually the result of infection spreading from the vagina or uterus) or of a Eustachian tube


inflammation of a spinal joint; characterized by pain and stiffness


inflammation of the mucous membrane of the mouth


a disease of horses, cattle, swine, and occasionally human beings; caused by the vesiculovirus


inflammation of the synovial membrane that lines a synovial joint; results in pain and swelling


painful inflammation of the tendon at the outer border of the elbow resulting from overuse of lower arm muscles (as in twisting of the hand)


inflammation of a tendon and its enveloping sheath


inflammation of the tonsils (especially the palatine tonsils)


common respiratory infection characterized by inflammation of the trachea and the bronchi


oewn-vaccinia-n oewn-vaccina-n oewn-variola_vaccine-n oewn-variola_vaccinia-n oewn-variola_vaccina-n

a local infection induced in humans by inoculation with the virus causing cowpox in order to confer resistance to smallpox; normally lasts three weeks and leaves a pitted scar


inflammation of the vagina (usually associated with candidiasis)


inflammation of a valve (especially of a cardiac valve as a consequence of rheumatic fever)


inflammation of the vas deferens and seminal vesicles; usually occurring with prostatitis


inflammation of a seminal vesicle (usually in conjunction with prostatitis)


inflammation of the vulva and the vagina


a sudden noisy expulsion of air from the lungs that clears the air passages; a common symptom of upper respiratory infection or bronchitis or pneumonia or tuberculosis


(usually plural) the state of having reflex spasms of the diaphragm accompanied by a rapid closure of the glottis producing an audible sound; sometimes a symptom of indigestion


symptoms that mimic those of meningitis but without inflammation of the meninges


nausea early in the day; a characteristic symptom in the early months of pregnancy


a painful and involuntary muscular contraction


a muscular cramp (especially in the thigh or calf) following vigorous exercise


muscular spasms of thumb and forefinger while writing with a pen or pencil


spasm of the eyelid muscle resulting in closure of the eye


oewn-crick-n oewn-kink-n oewn-rick-n oewn-wrick-n

a painful muscle spasm especially in the neck or back (`rick' and `wrick' are British)


a clonic spasm of a muscle or muscle group


severe spasm in which the back arches and the head bends back and heels flex toward the back


a sudden muscle spasm; especially one caused by a nervous condition


a local and habitual twitching especially in the face


condition in which a person blinks continuously


muscular twitching involving individual muscle fibers acting without coordination


fibrillation of the muscles of the atria of the heart


oewn-heart_block-n oewn-Adams-Stokes_syndrome-n oewn-Stokes-Adams_syndrome-n oewn-atrioventricular_block-n

recurrent sudden attacks of unconsciousness caused by impaired conduction of the impulse that regulates the heartbeat


irregularity of cardiac rhythm; recurrent occurrences can be a precursor of ventricular fibrillation


abnormally rapid heartbeat (over 100 beats per minute)


fibrillation of heart muscles resulting in interference with rhythmic contractions of the ventricles and possibly leading to cardiac arrest


muscular twitching of contiguous groups of muscle fibers


a mark left (usually on the skin) by the healing of injured tissue


bony tissue formed during the healing of a fractured bone


raised pinkish scar tissue at the site of an injury; results from excessive tissue repair


a scar or pit on the skin that is left by a pustule of smallpox or acne or other eruptive disease


the scar left following inoculation with a vaccine


abnormal hardening or thickening of tissue


an area of skin that is thick or hard from continual pressure or friction (as the sole of the foot)


a hard thickening of the skin (especially on the top or sides of the toes) caused by the pressure of ill-fitting shoes


tissue hardened by deposition of lime salts


oewn-musca_volitans-n oewn-muscae_volitantes-n oewn-floater-n oewn-spots-n

spots before the eyes caused by opaque cell fragments in the vitreous humor and lens

floaters seem to drift through the field of vision


oewn-fever-n oewn-febrility-n oewn-febricity-n oewn-pyrexia-n oewn-feverishness-n

a rise in the temperature of the body; frequently a symptom of infection


extremely high fever (especially in children)


a decrease in size of an organ caused by disease or disuse


abnormal development (of organs or cells) or an abnormal structure resulting from such growth


a disturbance in which bone that is undergoing lysis is replaced by an abnormal proliferation of fibrous tissue resulting in bone lesions or skin lesions


fibrous dysplasia of bone affecting multiple bones


fibrous dysplasia of bone confined to a single bone


abnormal enlargement of a body part or organ


enlargement of the right ventricle of the heart due to disease of the lungs or of the pulmonary blood vessels


hypertrophy of certain body parts (usually legs and scrotum); the end state of the disease filariasis


swelling of the scrotum resulting from chronic lymphatic obstruction


thickening of the skin (usually unilateral on an extremity) caused by congenital enlargement of lymph vessel and lymph vessel obstruction


a disease caused by nematodes in the blood or tissues of the body causing blockage of lymphatic vessels


excessive size; usually caused by excessive secretion of growth hormone from the pituitary gland


enlargement of bones of hands and feet and face; often accompanied by headache and muscle pain and emotional disturbances; caused by overproduction of growth hormone by the anterior pituitary gland (due to a tumor)


enlarged prostate; appears to be part of the natural aging process


underdevelopment of an organ because of a decrease in the number of cells


loss of structural differentiation within a cell or group of cells often with increased capacity for multiplication, as in a malignant tumor


irregular breathing of newborns; periods of rapid breathing followed by apnea; believed to be associated with sudden infant death syndrome


form of dyspnea in which the person can breathe comfortably only when standing or sitting erect; associated with asthma and emphysema and angina pectoris


bleeding from a ruptured blood vessel in the brain


the leakage of blood from a vessel into tissues surrounding it; can occur in injuries or burns or allergic reactions


bleeding into the interior chamber of the eye


bleeding from the uterus that is not due to menstruation; usually indicative of disease (as cervical cancer)


irregular and infrequent or difficult evacuation of the bowels; can be a symptom of intestinal obstruction or diverticulitis


difficulty in defecating (usually as a consequence of long continued voluntary suppression of the urge to defecate)


accumulation of hardened feces in the rectum or lower colon which the person cannot move


severe constipation resulting from an obstruction in the intestines


oewn-diarrhea-n oewn-diarrhoea-n oewn-looseness_of_the_bowels-n oewn-looseness-n

frequent and watery bowel movements; can be a symptom of infection or food poisoning or colitis or a gastrointestinal tumor


diarrhea contracted in Mexico or Central America


oewn-dizziness-n oewn-giddiness-n oewn-lightheadedness-n oewn-vertigo-n

a reeling sensation; a feeling that you are about to fall


presence of abnormal high-pitched sound heard with a stethoscope when an airway is blocked (as in asthma or chronic bronchitis)


any physical or psychological disturbance (as sweating or depression) experienced by a drug addict when deprived of the drug


a blood clot formed within a blood vessel and remaining attached to its place of origin


an abnormal particle (e.g. an air bubble or part of a clot) circulating in the blood


oewn-psychological_state-n oewn-psychological_condition-n oewn-mental_state-n oewn-mental_condition-n

(psychology) a mental condition in which the qualities of a state are relatively constant even though the state itself may be dynamic

Stress isn't the only emotional or mental state that can benefit from regular meditation


a state of individual psychological well-being based upon a sense of confidence and usefulness and purpose


(psychiatry) a relatively permanent state of worry and nervousness occurring in a variety of mental disorders, usually accompanied by compulsive behavior or attacks of panic


(psychoanalysis) anxiety resulting from real or imagined threats to your sexual functions; originally applied only to men but can in principle apply to women


chronic and abnormal anxiety about imaginary symptoms and ailments


a mental state in which the person has continual hallucinations


distress and disorientation (especially in adolescence) resulting from conflicting pressures and uncertainty about one's self and one's role in society


(psychology) nervousness resulting from mental stress

his responsibilities were a constant strain


(psychology) a state of mental or emotional strain or suspense

he suffered from fatigue and emotional tension


nervous tension that causes an athlete to fail (especially causes golfers to miss short putts)

to avoid the yips he changed his style of putting


(psychology) stress at which a person breaks down or a situation becomes crucial


(psychology) an erroneous belief that is held in the face of evidence to the contrary


a delusion (common in paranoia) that you are much greater and more powerful and influential than you really are


a delusion (common in paranoia) that others are out to get you and frustrate and embarrass you or inflict suffering on you; a complicated conspiracy is frequently imagined


illusory perception; a common symptom of severe mental disorder


illusory auditory perception of strange nonverbal sounds


hallucinatory perception of colored lights


any visual hallucination arising from heavy drinking


an image vivid enough to be a hallucination but recognized as unreal


a hallucinatory experience induced by drugs


visual hallucination of animals; sometimes occurring in delirium tremens


the delusion that things (or everything, including the self) do not exist; a sense that everything is unreal


a delusion concerning the body image or parts of the body


the delusion that you have assumed the form of an animal


the psychological state of someone who is functioning at a satisfactory level of emotional and behavioral adjustment


the healthy psychological state of someone with good judgment


the state of having good sense and sound judgment


any disease of the mind; the psychological state of someone who has emotional or behavioral problems serious enough to require psychiatric intervention


a cover term for a variety of mental disorders in which severe anxiety is a salient symptom


an anxiety disorder characterized by chronic free-floating anxiety and such symptoms as tension or sweating or trembling or lightheadedness or irritability etc that has lasted for more than six months


an anxiety disorder characterized by recurrent and persistent thoughts and feelings and repetitive, ritualized behaviors


an anxiety disorder characterized by unpredictable panic attacks; the attacks are usually severe but brief


an anxiety disorder characterized by extreme and irrational fear of simple things or social situations

phobic disorder is a general term for all phobias


a morbid fear of small insects and mites and worms


a morbid fear of open spaces (as fear of being caught alone in some public place)


any phobia (other than agoraphobia) associated with relatively simple well-defined stimuli


a morbid fear of being closed in a confined space


irrational fear of computers or technology


a symptom of rabies in humans consisting of an aversion to swallowing liquids


a morbid fear of sounds including your own voice


any phobia (other than agoraphobia) associated with situations in which you are subject to criticism by others (as fear of eating in public or public speaking etc)


a child's sudden fear of attending school


a morbid fear of battle or physical injury


an anxiety disorder associated with serious traumatic events and characterized by such symptoms as survivor guilt, reliving the trauma in dreams, numbness and lack of involvement with reality, or recurrent thoughts and images


a mental disorder that causes somatic symptoms


a mental disorder characterized by the conversion of mental conflict into somatic forms (into paralysis or anesthesia having no apparent cause)


a mental disorder involving loss of sensitivity in the hand and wrist

since no combination of nerves serve this area a glove anesthesia is clearly psychogenic in origin


a usually brief state of excitement and mental confusion often accompanied by hallucinations


any mental disorder in which delusions play a significant role


involuntary defecation not attributable to physical defects or illness


the simultaneous occurrence of symptoms of a mental disorder (as delusions) in two persons who are closely related (as siblings or man and wife)


inflexible and maladaptive patterns of behavior


the condition of being unable to adapt properly to your environment with resulting emotional instability


a personality disorder characterized by amorality and lack of affect; capable of violent acts without guilt feelings (`psychopathic personality' was once widely used but was superseded by `sociopathic personality' to indicate the social aspects of the disorder, but now `antisocial personality disorder' is the preferred term)


oewn-battle_fatigue-n oewn-combat_fatigue-n oewn-combat_neurosis-n oewn-shell_shock-n

a mental disorder caused by stress of active warfare


characterized by symptoms similar to but less severe than schizophrenia


oewn-affective_disorder-n oewn-major_affective_disorder-n oewn-emotional_disorder-n oewn-emotional_disturbance-n

any mental disorder not caused by detectable organic abnormalities of the brain and in which a major disturbance of emotions is predominant


a state of depression and anhedonia so severe as to require clinical intervention


a state of clinical depression in which the person exhibits irritability and restlessness


severe and progressive depression in infants who lose their mother and do not get a suitable substitute


I thought she had just been in a bad mood for thirty years, but the doctor called it dysthymia


a state of depression for which there is no apparent precipitating cause


an inappropriate state of depression that is precipitated by events in the person's life (to be distinguished from normal grief)


(psychiatry) a state of depression with all the classic symptoms (anhedonia and lethargy and sleep disturbance and despondency and morbid thoughts and feelings of worthlessness and sometimes attempted suicide) but with no known organic dysfunction


a major depressive episode associated with the climacteric


a term used for any state of depression that is not psychotic


a state of depression so severe that the person loses contact with reality and suffers a variety of functional impairments


a state of clinical depression in which the individual is lethargic and slow to initiate action


a major depressive episode that occurs without the manic phase that occurs in the classic form of bipolar disorder


a mood disorder; an affective disorder in which the victim tends to respond excessively and sometimes violently


oewn-craze-n oewn-delirium-n oewn-frenzy-n oewn-fury-n oewn-hysteria-n


a condition in which a large group of people exhibit the same state of violent mental agitation


a psychological state characterized by delusions of grandeur


extreme depression characterized by tearful sadness and irrational fears


oewn-bipolar_disorder-n oewn-manic_depression-n oewn-manic_depressive_illness-n oewn-manic-depressive_psychosis-n

a mental disorder characterized by episodes of mania and depression


a mild bipolar disorder that persists over a long time


resembling schizophrenia but remaining within the bounds of normality


a mental or personality disturbance not attributable to any known neurological or organic dysfunction


neurotic disorder characterized by violent emotional outbreaks and disturbances of sensory and motor functions


a form of hysteria having features of both conversion disorder and anxiety neurosis


characterized by diffuse anxiety and often somatic manifestations of fear


oewn-depersonalization-n oewn-depersonalisation-n oewn-depersonalization_disorder-n oewn-depersonalisation_disorder-n oewn-depersonalization_neurosis-n oewn-depersonalisation_neurosis-n

emotional dissociative disorder in which there is loss of contact with your own personal reality accompanied by feelings of unreality and strangeness


dissociative disorder in which a person forgets who they are and leaves home to create a new life; during the fugue there is no memory of the former life; after recovering there is no memory for events during the dissociative state


a relatively rare dissociative disorder in which the usual integrity of the personality breaks down and two or more independent personalities emerge


relatively permanent disorder of the mind


mental deterioration of organic or functional origin


oewn-alcoholic_dementia-n oewn-alcohol_amnestic_disorder-n oewn-Korsakoff-ap-s_psychosis-n oewn-Korsakoff-ap-s_syndrome-n oewn-Korsakov-ap-s_psychosis-n oewn-Korsakov-ap-s_syndrome-n oewn-polyneuritic_psychosis-n

dementia observed during the last stages of severe chronic alcoholism; involves loss of memory for recent events although long term memory is intact


dementia with onset before the age of 65


a progressive form of presenile dementia that is similar to senile dementia except that it usually starts in the 40s or 50s; first symptoms are impaired memory which is followed by impaired thought and speech and finally complete helplessness


a progressive form of presenile dementia found most often in middle-aged and elderly women and characterized by degeneration of the frontal and temporal lobes with loss of intellectual ability and transitory aphasia


dementia of the aged; results from degeneration of the brain in the absence of cerebrovascular disease


oewn-rhinophyma-n oewn-hypertrophic_rosacea-n oewn-toper-ap-s_nose-n oewn-brandy_nose-n oewn-rum_nose-n oewn-rum-blossom-n oewn-potato_nose-n oewn-hammer_nose-n oewn-copper_nose-n

enlargement of the nose with dilation of follicles and redness and prominent vascularity of the skin; often associated with excessive consumption of alcohol


inflammatory degenerative disease of the brain caused by thiamine deficiency that is usually associated with alcoholism


the state of being irrational; lacking powers of understanding


a state of mental disturbance and disorientation


any severe mental disorder in which contact with reality is lost or highly distorted


acute delirium caused by alcohol poisoning


a psychological disorder characterized by delusions of persecution or grandeur


oewn-schizophrenia-n oewn-schizophrenic_disorder-n oewn-schizophrenic_psychosis-n oewn-dementia_praecox-n

any of several psychotic disorders characterized by distortions of reality and disturbances of thought and language and withdrawal from social contact


schizophrenia characterized by mild symptoms or by some preexisting tendency to schizophrenia


a form of schizophrenia characterized by a tendency to remain in a fixed stuporous state for long periods; the catatonia may give way to short periods of extreme excitement


a form of schizophrenia characterized by severe disintegration of personality including erratic speech and childish mannerisms and bizarre behavior; usually becomes evident during puberty; the most common diagnostic category in mental institutions


oewn-paranoid_schizophrenia-n oewn-paranoic_type_schizophrenia-n oewn-paraphrenic_schizophrenia-n oewn-paraphrenia-n

a form of schizophrenia characterized by delusions (of persecution or grandeur or jealousy); symptoms may include anger and anxiety and aloofness and doubts about gender identity; unlike other types of schizophrenia the patients are usually presentable and (if delusions are not acted on) may function in an apparently normal manner


schizophrenia of abrupt onset and relatively short duration (a few weeks or months)


a disorder of the vocal organs that results in the loss of voice


a chronic disorder that occurs in tropical and non-tropical forms and in both children and adults; nutrients are not absorbed; symptoms include foul-smelling diarrhea and emaciation