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4354 Microbiology

A recent immigrant from rural Brazil presents with a swollen face and extremely poor dental hygiene, including loss of an adult tooth, which appears to be the focus of the current infection. There are two open ulcers on the outside of the swollen cheek. Small yellow ”grains” are seen in one of the ulcers. Gram stain shows purple-staining fine filaments. What is the most likely disease?

AActinomycotic mycetoma
BChromomycosis
CEumycotic mycetoma
DSporotrichosis
Microbiology
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