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?
- A)Epidermophyton floccosum infection
- B)Candida albicans infection
- C)Trichophyton tonsurans infection
- D)Microsporum canis infectionGABARITO
- E)Malassezia furfur infection
Explicação
Microsporum canis is a zoophilic dermatophyte transmitted from cats and dogs. It causes tinea corporis with scaly lesions and is acquired from animal contact. Spores arranged in a crown pattern ('ectothrix') are characteristic. Some strains fluoresce blue-gree... Ver explicação completa e trilha adaptativa →