A 34-year-old man presented with a 3-year history of itchy skin eruptions on the bilateral axillary fossae. Physical examination revealed well-demarcated, thin, bright red plaques, with a few discrete overlying scales. His medical history was unremarkable, and he denied taking any medications.
The most likely diagnosis is
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Cutaneous candidiasis
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Dermatophytosis
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Keratosis follicularis
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Inverse psoriasis
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Benign familial chronic pemphigus
Answer on page 903
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