Diagnostic Mycology Flashcards Preview

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Flashcards in Diagnostic Mycology Deck (22):
1

in LPCB what does cotton blue do

give color

2

in LPCB what does phenol do

kill fungi

3

in LPCB what does lactic acid do

hydrates the mixture

4

fungal slide culture is also called __

Riddell technique

5

role of calcofluor white

optical brightener

6

yeast samples serology: what test?

latex agglutination test

7

adhesive tape is used for what mount and for what fungus?

rapid mount of sporulating fungi

8

true or false
for athlete's foot diagnosis, cotton swab must be used

false

9

what does KOH(10%) do

dissolves other cells so that fungi can be seen /can stand out in sharp relief

10

brighteners bind tightly to ___ of fungal surface

carbohydrates

11

specimen used for cryptococcosis

CSF
exudate

12

Aside from 70% alcohol and sterile water, what reagent is used in biopsy/needle aspiration

Tincture of iodine

13

periodic acid schiff oxidizes __to form aldehyde (@ CHO)

Hydorxyl

14

Dye used in PAS

Fuschin dye

15

Sporulating medium for fungi

Potato dextrose agar

16

Indicator @ dermatophyte test

Phenol red

17

Cryptococcus appears dark blue @ what medium?

Trypan medium

18

Serologic test for C.neoformans

Latex agglutination

19

Sclerotic bodies are found in lesions of what fungus?

Sporothrix schenkii

20

Sporangia, sporangiospores & nonseptate hyphae are in
A.Curvularia
B.Alternaria
C.Circinella

C

21

No chlamydospores
A. E.floccosum
B. C.immitis
C. H.capsulatum

B

22

Tiny lollipop conidia
A. E.floccosum
B. C.immitis
C. B.dermatitidis

C