Practice Question Answers: Deep Fungal Infections

1. The fungus classically associated with erythematous nodules along the lymphatics on the extremities is:

a. chromomycosis

b. coccidioidomycosis

c. mycetoma

d. paracoccidioidomycosis

e. sporotrichosis

2. The fungal infection that invades blood vessels of diabetics by broad nonseptate hyphae is:

a. aspergillosis

b. candidiasis

c. cryptococcosis

d. hyalohyphomycosis

e. zygomycosis

3. A rural farmer presents with verrucous plaques on his hand of several weeks’ duration. A biopsy revealed round, brown, pigmented bodies resembling copper pennies in the dermis. Which of the following is the most likely causative organism?

a. Blastomyces dermatitidis

b. Fonsecaea pedrosoi

c. Fusarium solani

d. Madurella mycetomi

e. Paracoccidioides brasiliensis

4. Mucicarmine is most helpful to identify gelatinous capsules in:

a. blastomycosis

b. candidiasis

c. cryptococcosis

d. mucormycosis

e. sporotrichosis

5. A student in a town near the Ohio River reports a headache, fever, nonproductive cough, and papular skin eruption. He has enjoyed the weekends exploring caves. The pathology from a skin biopsy showed small intracellular yeast forms with pseudocapsules. Which of the following is the most likely pathogen?

a. Aspergillus fumigatus

b. Coccidioides immitis

c. Histoplasma capsulatum

d. Paracoccidioides brasiliensis

e. Sporothrix schenckii