Fungal Meningitis Flashcards
1
Q
Cryptococcosis MC occurs in what population
A
HIV-infected
2
Q
When I say cryptococcus, you say ____?
A
Pigeon
3
Q
T/F – Cryptococcus is dimorphic
A
False
4
Q
T/F – Cryptococcus is encapsulated
A
True; key for virulence b/c antiphagocytic
5
Q
T/F – Cryptococcus is a yeast
A
True
6
Q
T/F – Initial infection by cryptococcus is symptomatic
A
False
7
Q
How do you dx cryptococcus? Which is more sensitive method?
A
LP – Stain CSF w/ India ink and look for halos, CSF test for antigens; test for antigens
8
Q
Rx for cryptococcus?
A
Amphotericin B and Flucytosine
9
Q
Causal organism in steroid-assoc. meningitis?
A
Exserohilum rostratum
10
Q
How to dx SAM?
A
CSF analysis – culture
11
Q
Rx for steroid-assoc. meningitis? What if first-line Rx fails?
A
IV voriconazole; Amphotericin B
