1 MCQs in Dermatology for NEET PG
A 58-year-old man presents with a 3-year history of non-pruritic, finely scaling erythematous patches on his buttocks and lower trunk that have been refractory to topical corticosteroids. Punch biopsy shows epidermotropic atypical lymphocytes with cerebriform nuclei and the histologic finding marked **A** in the diagram. Immunohistochemistry reveals CD2+, CD3+, CD4+ tumor cells with loss of CD7. TCR gene rearrangement studies show a monoclonal T-cell population. What is the most likely diagnosis?
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