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Flashcards in Mycology Deck (32):
0

3 yeasts responsible for opportunistic fungal infections

1. Candida albicans
2. Cryptococcus neoformans
3. Pneumocystic jirovecii

1

4 molds that cause fungal infections

1. Aspergillus fumigatus
2. Mucor and Rhizopus
3. Dermatophytes
4. Tinea versicolor

2

5 systemic mycoses

1. Histoplasma capsulatum
2. Blastomyces dermatiditis
3. Coccidiodes immitis
4. Paracoccidiodes brasiliensis
5. Sporothrix schenkii

3

Found in SW U.S. including West TX and California

Coccidiodes immitis

4

Mississippi and Ohio River Valley

Histoplasma capsulatum

5

Causes San Joaquin Valley fever

Coccidiodes immitus

6

rural Latin America

Paracoccidiodes brasilensis

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Associated with plant thorns and cutaneous injury

Sporothrix schenckii

8

Found in states east of Mississippi River

Blastomyces dermatiditis

9

Found in bird and bat droppings

Histoplasma capsulatum

10

Mold form contains barrel-shaped arthroconidia

Coccidiodes immitus

11

Broad-based budding yeat

Blastomyces dermatididis

12

Multiple budding of yeast form

Paracoccidiodes brasiliensis

13

Causes diaper rash

Candida albicans

14

Opportunistic mold with septate hyphae that branch at 45 degree angle

Aspergillus fumigatus

15

Opportunistic mold with irregular nonseptate hyphae that bracnh at wide angles (90 degrees or more)

Mucor or Rhizopus

16

Associated with dust storms of earthquake

Coccidiodes immitus

17

Thrush in immunocompromised or vulvovaginitis in women

Candida albicans

18

Pnemonia in AIDS pt

Pnemocystis jirovecii

19

Meningitis in AIDS pt

Cryptococcus neoformans

20

5 infections associated with birds (not all are fungi)

1. Histoplasma capsulatum
2. Cryptococcus neoformans
3. Chlamydophila psittaci
4. West Nile virus
5. H5N1 Influenza

21

Start what drug for prophylaxis against Pneumocystis jirevocii when CD4+ counts drop below 200 in AIDS pt

Trimethoprim-Sulfamethoxazole (TMZ)

* if allergic, use pentamidine, dapsone or clindamycin + primaquine

22

Yeast in CSF of AIDS pt is almost alway due to what?

Cryptococcal meningitis

23

Most common opportunistic infection in AIDS patients

Pneumocystic jiroveccii

24

Prophylaxis for Cryptococcus in AIDS pt

Fluconazole

25

Tx for Sporothrix schenkii

Potassium iodide or itraconazole

"Plant a ROSE in a POT"

26

Tx for oral candidiasis (thrush)

Nystatin or fluconazole

27

Tx for systemic candidiasis

Amphotericin B

28

"Fungus ball"

Aspergillis---> asperigilloma, found in lung cavities, esp after TB infections

29

"Soap bubble" lesions

Crytococcus; these will be in brain

30

Why do Mucor and Rhizopus cause black eschars

invade blood vessels, occluding them and causing necrosis

31

Mucormycosis--> who gets

Diabetics IN KETOACIDOSIS

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