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13 Cards in this Set

  • Front
  • Back

Germ Tube

*tube-like outgrowth from a yeast cell


*parallel sides


*nonseptate


*no constriction at point of attachment


*formed w/in 3 hrs


*used to id candida albicans

Candida albicans

*candidiasis


*acute, subacute or chronic

Candidiasis in HIV patients

*primarily mucosal


*thrush

Candidiasis in other immunosuppressed patients

*UTI


*Osteoartricular


*endophthalmitis


*Peritonitis


*Endocarditis


*meningitis

Candida albican microscopic

*pseudohyphae


*clusters of round blastoconidia


*lg, thick-walled terminal chlamydospores


*germ tube +

Candida tropicalis

*blastoconidia singly or in very small groups


*a few teardrop shaped chlamydospores

Candida parapsilosis

*occassionallarge hyphal elements called 'giant cells'


*crooked or curved, relatively short pseudohyphae

Candida krusei

*pseudohyphae w/ elongate blastoconidia


*cross-matchsticks or tree-like appearance

Candida guilliermondi

*forms sm yeast cells


*few pseudohyphae


*small clusters of blastoconidia at the septa

Candida (torulopsis) glabrata

*lungs, kidneys, fungemia


*NO pseudohypae


*small, round to oval, single terminal budding, nonencapsulated cells

Cryptococcus neoformans

*most freq involving the CNS


*produces dark brown colonies on birdseed agar


*usually no hyphae seen


*may be encapsulated


*urease/caffeic acid +

Rhodotorula spp

*usually pink to coral


*faint capsule sometimes formed


Geotrichum candidum

*geotrichosis


*germinates from one corner


*coarse, true hypae