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Prompt
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Stem
Clinic list: (A) adult with widespread itchy eczematous plaques needing histology; (B) irregular pigmented back lesion suspicious for melanoma; (C) tense bullae on the flexures needing immunobullous work-up; (D) tender subcutaneous nodules on the shins.
Questions
a) Choose the preferred biopsy technique for A and justify depth. (2 marks)
b) What is the preferred diagnostic sampling strategy for B, and why are partial shaves problematic? (3 marks)
c) Outline dual sampling and transport media for C (H&E vs DIF). (3 marks)
d) What depth principle governs biopsy for D (panniculitis)? (2 marks)