A 3-year-old girl from rural Brazil presents with fever (38.5°C), difficulty swallowing, and painful ulcerated lesions in the oral mucosa. Physical examination reveals cervical lymphadenopathy and mild trismus. Oral biopsy demonstrates round, thick-walled organisms with multiple budding yeast and granulomatous inflammation. Chest radiograph shows no pulmonary involvement. She denies recent antifungal medication use. Which organism is most likely responsible for this presentation?
- A)Candida albicans
- B)Blastomyces dermatitidis
- C)Histoplasma capsulatum
- D)Paracoccidioides brasiliensisGABARITO
- E)Cryptococcus neoformans
Explicação
Paracoccidioides brasiliensis causes paracoccidioidomycosis, endemic to South and Central America. Classic presentation includes oral and pharyngeal ulcers with 'pilot wheel' appearance of budding yeast (multiple bud scars). Common in children and can cause ch... Ver explicação completa e trilha adaptativa →