Mycology/Parasitology USMLE Step 1 Practice Question
A 7-year-old boy with no significant past medical history presents with a single pruritic, scaly lesion on his arm. He recently returned from a farm visit where he played with kittens. Wood lamp examination shows no fluorescence. Culture grows a fungus with characteristic spores arranged like a crown. Which of the following is the most likely diagnosis?
Answer choices
- AEpidermophyton floccosum infection
- BCandida albicans infection
- CTrichophyton tonsurans infection
- DMicrosporum canis infectionCorrect answer
- EMalassezia furfur infection
- FTrichophyton mentagrophytes infection
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