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Dermatology · Hair disorders
Sample itemWhat is characteristic of alopecia areata?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Patchy non-scarring hair loss
Alopecia areata is an autoimmune disorder producing sharply demarcated patches of non-scarring hair loss, often with preserved follicular openings.
Option by option
A. Permanent hair loss after every fever
Hair loss after fever may be telogen effluvium, not always permanent.
B. Painless skin ulcer
Skin ulceration is not a typical hair-loss presentation.
C. Diffuse scaling with pus
Scaling with pus suggests infection or folliculitis rather than alopecia areata.
D. Patchy non-scarring hair loss (correct)
Correct: alopecia areata produces patchy non-scarring hair loss.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.