HISTORY
17-Year-old girl with a 7-month history of small, red papules on her arms and thighs. Rash is not painful or itchy. Otherwise in good health.
PHYSICAL EXAMINATION
Numerous, red, cone-shaped follicular papules with keratotic plugs noted on her arms and thighs. Physical examination results otherwise unremarkable.
"WHAT'S YOUR DIAGNOSIS?"
Answer on Next Page
