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Dermatology · Skin tumours: skin cancer in transplant recipients
Sample itemA renal transplant recipient on azathioprine and prednisolone for 12 years develops multiple warty keratotic lesions on the hands. Which statement is correct about skin cancer risk in such patients?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Squamous cell carcinoma becomes more frequent than basal cell carcinoma
In organ transplant recipients, immunosuppression reverses the usual ratio so that SCC is more common than BCC, and these SCCs are more aggressive. HPV and UV exposure contribute, and photoprotection with regular skin checks is essential. Reduction of immunosuppression or conversion to sirolimus may be considered.
Option by option
A. Only melanoma is increased
Both SCC and BCC are increased, with SCC predominating.
B. Basal cell carcinoma greatly outnumbers squamous cell carcinoma
The ratio is reversed, not increased for BCC.
C. Squamous cell carcinoma becomes more frequent than basal cell carcinoma (correct)
Correct. SCC becomes more common than BCC in transplant recipients.
D. Risk is lower than in the general population
Risk is much higher than average.
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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