In the ED, you see a vigorous newborn with normal vital signs and a normal head-to-toe exam, except for a burst vesicular lesion on the dorsal aspect of the index finger with trace straw-colored serous fluid, as seen in the image below. He has no other lesions.
Regarding the management of this infant, which of the following is TRUE:
A) This child has bullous impetigo; given his age, he will need a full septic workup
B) This child has evidence of herpes simplex virus; he will need a full septic workup
C) This child has a benign lesion; reassurance and supportive care are indicated
D) This child has evidence of a focal burn; further investigation into non-accidental trauma is indicated