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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 …
Contributors AW obtained the microbiology images and drafted the initial manuscript. AE obtained the clinical images and the manuscript. PP was involved in recovering the pathogen in the laboratory and assisted with revising the manuscript. JE planned the case report and assisted with revising the manuscript.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Patient consent for publication Obtained.
Provenance and peer review Not commissioned; internally peer reviewed.
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