Parasitology - Mycology

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Author:
rpanek
ID:
305075
Filename:
Parasitology - Mycology
Updated:
2015-07-11 23:20:02
Tags:
para myco
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Description:
Eww, fungus
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  1. What are 5 funguses/ that we deal with
    • Candida albicans
    • Malassezia pachydermatis
    • Cryptococcus neoformans
    • Blastomyces dermatitidis
    • Histoplasma capsulatum
  2. What type of yeast is often found on normally on mucus membranes
    Candida albicans
  3. What are two common skin yeast
    • Candida albicans
    • Malassezia pachydermatis
  4. What are three systemic funguses
    • Cryptococcus neoformans
    • Blastomyces dermatitidis
    • Histoplasma capulatum
  5. What 3 things can cause Candida albicans to become infective
    • prolonged antibiotic therapy
    • immunosuppresive disease
    • skin damage
  6. What are the two most common causes of otitis externa
    • Malassezia pachydermatis
    • Otodectes cynotis
  7. What are two ways to diagnose Malassezia pachydermatis
    • Gram-stained smears of exudate (looks bottle shaped, small budding cell)
    • Sabouraud's dextrose agar
  8. What are two ways to diagnose Candida albicans
    • Gram stained smears of exudate (gram positive oval yeast cells)
    • Grown on blood agar or Sabouraud's dextrose agar
  9. Term for a superficial funguses, also known as "Ringworm" by most people
    Dermatophytes
  10. Term for a dermatophyte confined to humans
    Anthropophilic
  11. Term for a dermatophyte that parasites animals
    Zoophilic
  12. Term for a parasite that is normally existing as free-living saprophytes in soil
    Geophilic
  13. Term for a fungus found in soil
    saprophytes
  14. what % of all ringworm in cats is Microsporum canis
    90%
  15. What % of all ringworm in dogs is Microsporum canis
    70%
  16. What are two methods to diagnose ringworm
    • Wood's lamp/woods light
    • Direct Microscopy
  17. When using the woods lamp technique, hair samples are examined under
    ultraviolate lamp
  18. What are 3 types of ringworm that will cause a clear apple green fluoresce glow when using the woods lamp technique
    • Microsporum canis
    • Microsporum distortum
    • Microsporum audouinii
  19. What is the % rate of positive cases will fluoresce when using the woods lamp technique
    50%
  20. when doing a direct microscopy what is placed on the samples gathered from the patient
    10 - 20% Potassium hydroxide

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