Friday Pop Quiz 1/23/2026

A 35 year old man presents with this lesion shown in the photo on his hand. The patient undergoes a biopsy for confirmation of the diagnosis. What finding is specific for this condition?

A. Wedge-shaped perivascular lymphocytic infiltrate with eosinophils

B. Fibrinoid necrosis and leukocytoclasia

C. Collapsed keratin bundles

D. Peforating elastin, parakeratosis

E. Epithelial cells with cytoplasmic vacuoles

To find out the correct answer and read the explanation, click here.

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