Mycetoma Infections and Treatment

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18 Questions

What is the common name for eumycetoma?

Madura foot

Which of the following can be dissected out from the pus or biopsy material for examination and culture?

Granules

Which organism causes mycetoma that can be treated with topical Nystatin?

Madurella mycetomatis

On which type of media can the granules from mycetoma be cultured for examination?

Sabouraud dextrose agar

Which treatment option is suitable for mycetoma caused by Exophiala jeanselmei?

Flucytosine

What is a reasonable control measure for mycetoma infections?

Wearing shoes

Which culture media should specimens be cultured on for dematiaceous fungi?

Sabouraud dextrose agar (SDA)

At what temperature are dematiaceous fungi unable to grow?

37°C

What is the systemic antifungal agent most frequently used for phaeohyphomycosis?

Flucytosine

What is the primary therapy of choice for small lesions in chromoblastomycosis?

Surgical excision with wide margins

Which laboratory diagnostic material is NOT commonly used for phaeohyphomycosis?

Urine sample

What is the drug of choice for subcutaneous phaeohyphomycosis?

Itraconazole

What is the ideal routine fungal cell wall stain for Sporotrichosis diagnosis?

Gomori methenamine silver - staining the cell walls red

In which countries is the asteroid body often seen in tissues?

Mexico, South Africa, Japan

How is the asteroid body structured in Hematoxylin & Eosin stain?

Central basophilic yeast cell surrounded by eosinophilic material

What is a common Culture Media used for Sporotrichosis diagnosis?

Inhibitory Mold Agar (IMA)

Which of the following treatments is recommended for Sporotrichosis?

Saturated solution of potassium iodide (SSKI) – administered orally

What diagnostic method detects high titers of agglutinating antibodies in the sera of infected patients?

Seroagglutination assay

This quiz covers information about mycetoma infections, including causes, agents such as Pseudallescheria boydii and treatment options like Amphotericin B and surgery for brain abscesses. Learn about eumycetoma, actinomycetoma, and different fungi and actinomycetes responsible for mycetoma.

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