Micro: Mycology Flashcards
Microconidia: “tear-drop” shap
Macroconida: “ “pencil-shaped”
T. rubrum/ T. mentagrophytes
Bamboo hyphae
M. ferrugineum
skin charac. of trichophyton
ring-shaped appearance
beaver tails
Epidermophyton floccosum
Barrel-shaped thick walled cells
Arthrospores/Arthoconidia
“LOLLIPOP conidia”
Blastomycosis/ Gilcrhrist’s Disease/Chicago Disease/ North American Blastomycosis
- Chains of alternate ✅ BARREL-SHAPED ARTHROCONIDIA / ✅ “cob-web” like growth / ✅ rope-like strands/ ✅ racquet forms
Coccidiodomycosis/Cocci/ Desert Fever/Valley fever/ Desert Rheumatism/ “The Bumps”/ San Joaquin Valley Fever/ Posadas Werneckii
“MARINER’S WHEEL”’
Almeida’s disease -
Spaghetti and meatball appearance
Pityriasis versicolor - Malassezia furfur complex.
white-pinkish, granular
and fluffy colonies
rice medium negative
M. audonii
✅ ellipsoidal with blunt/rounded ends
✅ Cinnamon powdery colored colony
M. gypseum
Macroconidia: cigar-shaped Microconidia: grape-like cluster
T. mentagrophytes
Macroconidia: pencil-shaped Microconidia: tear-drop
T. rubrum
Chlamydoconidia: balloon-shaped
T. concentricum
Macroconidia: balloon-shaped Microconidia: club-shaped, tear- drop
T. tonsurans
Macroconidia: ✅Rat-tail Microconidia: large tear-drop, pyriform
T. verrucosum
Macroconidia: club-shaped in pairs
E. flocossum
- Infection that involves the skin and subcutaneous tissue
- Habitat: soil
SUBCUTANEOUS MYCOSES
Rose Gardener’s Disease - Sporotrichosis; causes redness, swelling & open ulcers at puncture sites, cigar-shaped yeasts in pus
Sporothrix schenkii
granulomatous sinus lesion of the foot
Pseudoallescheria boydii
Lobomycosis – small and hard nodules appearing on the extremities
Loboa loboi
Rhinosporidiosis – formation of tumor-like polyp on the nose
Rhinosporidium seeberi
long chain (branching)
Cladosporium carrionii
keloid-like subcutaneous nodule involving extremities, tissue form: multiple budding cells
Loboa loboi
✅ San Joaquin Valley Fever
✅ Desert Fever
✅ Mold: barrel-shaped arthroconidia
✅ Yeast: spherule with endospores
Coccidioides immitis