Intro To Mycoses Flashcards
• Term refers to infections that are caused by fungi
Mycoses
• Most pathogenic fungi are_______;
pathogens vary in virulence
exogenous (natural habitats: water, soil, and organic debris)
• With highest incidence – (2)
(fungi that are frequent components of the normal human microbiota)
candidiasis, dermatophytosis
Classification
Superficial
Cutaneous
Subcutaneous
Systemic
Opportunistic
Superficial
Pityriasis versicolor
Tinea nigra
White piedra
Black piedra
Cutaneous
Dermatophytosis
Candidiasis of skin, mucosa, or nails
Subcutaneous
Sporotrichosis
Chromoblastomycosis
Mycetoma
Phaeohyphomycosis
Endemic/ systemic
Coccidioidomycosis
Histoplasmosis
Blastomycosis
Paracoccidioidomycosis
Opportunistic
Systemic candidiasis
Cryptococcosis
Aspergillosis
Hyalohyphomycosis
Phaeohyphomycosis
Mucormycosis
Pneumocystis pneumonia
Penicilliosis
Yeasts - single or multiple buds
BHPPS
Blastomycosis
Histoplasmosis
Paracoccidioidomycosis
Penicilliosis
Sporotrichosis
Yeasts with capsules
Cryptococcosis
Hyphae - septate
Hyalohyphomycosis - species of Aspergillus, Fusarium, Geotrichum, Trichosporon, etc.)
Hyphae - septate in skin or nail specimens
Dermatophytosis
Hyphae - nonseptate
RMLC
Mucormycosis - species of
Rhizopus
Mucor
Lichtheimia
Cunninghamella, etc.
Hyphae - septate, dematiaceous (brown cell walls)
BCCE
Phaeohyphomycosis - species of
Bipolaris
Cladosporium
Curvularia
Exserchilum, etc.
Yeasts and pseudohyphae
Candidiasis - species of Candida
Yeasts and hyphae in skin scrapings
Pityriasis versicolor
Coccidioidomycosis
Spherules
Chromoblastomycosis
Sclerotic cells - dematiaceous
Mycetoma
Sulfur granules
Dermatophytosis
Arthroconidia in hair
Hyalohyphomycosis - species of Aspergillus, Fusarium, etc.
Conidia in pulmonary cavity
Pneumocystis pneumonia
Cysts (asci) in pulmonary specimens
