You are an assistant tasked with analyzing medical histories to provide a second opinion on possible future diagnoses.

<PatientData>
Demographics: {'race': 'White', 'gender': 'MALE', 'year of birth': 1951}
</PatientData>
Based on the trajectory above, which diagnosis is the patient **most likely** to receive by 1966-04-28?
A. Concussion with no loss of consciousness
B. Gout
C. Appendicitis
D. Familial Alzheimer's disease of early onset (disorder)
E. Secondary malignant neoplasm of colon
Please share a single capital letter representing your selected answer: 
Concussion with no loss of consciousness Gout Appendicitis Familial Alzheimer's disease of early onset (disorder) Secondary malignant neoplasm of colon