Tinea barbae presenting as a kerion

A 58-year-old previously healthy man presented to his family physician with a 4-day history of a cutaneous eruption involving the skin of his left upper lip with a tender, well-circumscribed area of erythema with crusted purulent drainage. A 58-year-old previously healthy man presented to his family physician in rural Manitoba (Canada) with a 4-day history of a cutaneous eruption involving the skin of his left upper lip. On physical examination, a tender, well-circumscribed area of erythema with crusted purulent drainage was observed (figure 1A). The patient was initially thought to have impetigo. However, when he failed to respond to empiric antimicrobial therapy, the diagnosis of a kerion was entertained. A member of the Trichophyton mentagrophytes …

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