SYSTEMIC MYCOSES Flashcards
Blastomyces dermatitidis ecology (3)
River valleys
basins
soil
Blastomyces dermatitidis diseases (2)
➢ Gilchrist/Chicago/North American
➢ blastomycosis
Histoplasma capsulatum ecology (2)
Bird/bat guano
alkaline soil
Histoplasma capsulatum disease (2)
➢ Cave/Spelunker’s/Darling’s histoplasmosis,
➢ reticuloendothelial cytomycosis
Coccidiodes immitis ecology
Soil
Coccidiodes immitis diseases (3)
➢ Desert bumps (erythema nodosum)
➢ San Juan Valley fever (erythema multiforme)
➢ Desert rheumatism
Paracoccidioides brasiliensis ecology
Soil
Paracoccidioides brasiliensis diseases (3)
➢ South American paracoccidioidomycosis
➢ Lutz-Spledore-Almeida disease
➢ Brazilian mycosis, paracoccidioidal granuloma
Sporothrix schenckii diseases (2)
➢ Sporotrichosis
➢ Rose Handler’s disease
Sporothrix schenckii diseases (2)
➢ Sporotrichosis
➢ Rose Handler’s disease
Blastomyces dermatitidis
Mold
Yeast
Mold - oval conidia on short conidiophores
Yeast - broad-based blastoconidia (budding yeast)
Histoplasma capsulatum
Mold
Yeast
Mold - round, large, tuberculate macroconidia
Yeast - small oval yeast
Coccidioides immitis
Mold
Yeast
Mold - barrel-shaped arthroconidia
Yeast - Spherules containing endospores
Paracoccidioides brasiliensis
Mold
Yeast
Mold - sterile, hyphae chlamydoconidia (rounding up)
Yeast - “mariner’s wheel” “mickey mouse cap”
Penicillium marneffei
Mold
Yeast
Mold - Sparse green aerial hyphae, reddish brown vegetative hyphae
Yeast - Oval to cylindrical yeastlike
