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Dermatology · Papulosquamous disorders: palmoplantar pustulosis
Sample itemWhich lifestyle factor is most strongly associated with palmoplantar pustulosis?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Cigarette smoking
Palmoplantar pustulosis is strongly linked to current or past smoking, and smoking cessation improves outcomes in some patients. It shows sterile pustules on palms and soles, and a minority have sternoclavicular bone changes. It is classified with the pustular psoriasis group.
Option by option
A. Frequent swimming
Swimming is not a risk factor for this sterile condition.
B. Excess salt intake
Salt intake has no established association.
C. Cigarette smoking (correct)
Correct. Smoking is the strongest recognised association.
D. Vitamin C deficiency
Vitamin C deficiency causes scurvy, not pustulosis.
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.
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