MCQ – 88480


A 30-year-old man presents with flat-topped papules that have appeared gradually on the flexor surfaces of his wrists. White streaks and patches are also found on the buccal mucosa of the patient’s mouth. Histologically, the lesions showed hyperkeratosis, thickening of the stratum granulosum, and a bandlike infiltrate of lymphocytes and macrophages in the upper dermis, disrupting the basal layer of the epidermis. Lymphocytes were mostly of the CD4+ immunophenotype. Which of the following is the appropriate diagnosis?

A. Dermatitis herpetiformis

B. Erythema multiforme


Hypersensitivity angiitis


Lichen planus

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