Flashcards
Yeasts
Cards in this deck (8)
- 1Opportunistic infections Macroscopic: cream-colored, pasty, smooth, "feet" at colony edges on BA Microscopic: Pseudohyphae w/ clusters of round blastoconidia & thick-walled, single terminal chlamydospores Other tests: Germ tube +, Urease -Candida albicans
- 2Opportunistic infections in immunocompromised Macroscopic: cream-colored, wrinkled at edges on BA Microscopic: pseudohyphae, blastoconidia singly or in small groups, teardrop-shaped chlamydospores Other tests: Germ tube -, urease -Candida tropicalis
- 3Infections in bloodstream & urogenital tract Macroscopic: cream-colored, small Microscopic: oval yeast cells w/ single terminal budding, no pseudohyphae Other tests: Germ tube -, urease -Candida glabrata
- 4Macroscopic: flat/slightly heaped, shiny, moist, often mucoid, wrinkling at edges on BA Microscopic: round, dark-walled, budding yeast cells, no hyphae, capsules Other tests: Caffeic acid test +, germ tube -, urease +, india ink for capsuleCryptococcus neoformans
- 5Macroscopic: cream-colored Microscopic: round blastoconidia Other tests: Urease +, caffeic acid disk -Cryptococcus albidus
- 6Disease in severely compromised hosts Macroscopic: white, moist Microscopic: true hyphae, arthroconidia, no blastoconidia Other tests: Germ tube -, urease -Geotrichum spp.
- 7Disease in severely compromised hosts Macroscopic: pink/coral to orange/red, soft, moist, mucoid Microscopic: Budding cells are round to oval, rare pseudohyphaeRhodotorula spp.
- 8Can cause white piedra Macroscopic: cream-colored, moist, soft Microscopic: hyphae & pseudohyphae, blastoconidia singly/in short chains, arthroconidia in older culturesTrichosporon spp.
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- Flashcards on Yeasts, created by Jaylene Brown on 13/04/2020.
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- Jaylene Brown
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