MIC 541-Exam 5-Mycology 5

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  1. What is the only medically important encapsulated yeast?
    Cryptococcus neoformans
  2. How does Crytococcus neoformans reproduce?
    By budding
  3. Where can you find Cryptococcosis in the environment?
    The soil/Bird droppings
  4. What group of patients are most likely to acquire Cryptococcosis?
    those w/ Decreased cell mediated immunity
  5. What Mycoses is a hallmark infection of AIDS patients?
  6. Describe a Cryptococcosis infection:
    • Begins as mild infection of the lung
    • May go systemic
    • Predilection for the CNS
    • Slow development of Meningitis
  7. What Mycosees can cause a slow development of Meningits?
    Cryptococcus neoformans
  8. What are the symptoms of systemic Cryptococcosis?
    • Headaches
    • Dizziness
    • Irritability
    • Confusion
    • Increase in intensity over time
  9. What other diseases may systemic Crytococcosis mimic?
    • Brain tumor
    • Abscess
    • MS
  10. What mycotic disease mimics MS, a brain tumor or an abscess?
    Systemic CNS infection of Cryptococcosis
  11. What is the treatment for pulmonary Cryptococcosis?
    Does not usually require treatment
  12. What is the outcome for Cryptococcosis Meningitis?
    Death for the untreated
  13. What is the cure rate for Cryptococcosis Meningitis if treated?
  14. What is the treatment for Meningitis caused by Cryptococcosis?
    • IV Amphotericin B
    • AND
    • 5-flucytosine
    • Can sometimes switch to oral azole
  15. What is the relapse rate for Cryptococcosis infections?
    • Significant
    • Especially in AIDS patients
  16. What examples of opportunistic mycoses were given in class?
    • Candidiasis
    • Aspergillosis
  17. What classification of mycoses are Aspergillosis and Candidiasis?
  18. What level of virulence is found with Aspergillosis and Candidiasis?
    • Low level
    • Though can cause devastating disease in compromised individuals
  19. What is the major Candidiasis infectious agent?
    Candida albicans
  20. What disease is usually caused by Candida albicans?
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MIC 541-Exam 5-Mycology 5
2013-05-07 15:58:40
MIC 541 Exam Mycology

MIC 541-Exam 5-Mycology 5
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