(BMJ)—A man in his 50s presented with a 6-year hx of an asymptomatic, well defined 12-cm diameter lesion that had been unresponsive to topical terbinafine. The patient had some loss of fine touch sensation and nociception, but peripheral nerves weren't palpable or tender. Acid fast bacilli in skin smears and results from nested PCR and DNA sequencing confirmed the dx. What is it?
borderline tuberculoid leprosy
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erythema annulare centrifugum
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mycosis fungoides
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tinea faciei
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