MIC 541-Exam 5-Mycology 2

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MIC 541-Exam 5-Mycology 2
2013-05-07 10:08:41
MIC 541 Exam Mycology

MIC 541-Exam 5-Mycology 2
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  1. What is the formal term for jock itch?
    Tine cruris
  2. What is the term for Nail ringworm?
    Tine urguium
  3. What is the only really contagious fungal infection?
  4. Describe the morphology of typical tinea lesion:
    • Clearing, scaly center
    • Raised red edges
    • Hyphal growth only at edges
  5. What disease presents as a clearing, scaly center with red raised edges?
  6. What are the oral treatments for Tinea?
    • Itraconazole
    • terbinafine
  7. What are the topical treatments for tinea?
    • miconazole
    • clotrimazole
  8. What instructions should be noted for topical treatment of Tinea?
    Continue use for 1 to 2 weeks after the infection clears
  9. What group mainly gets Tinea capitis?
    Children prior to puberty
  10. What is a sign of Tinea capitis?
    Hair seems to break off scalp
  11. What parts of the scalp are invaded by hyphae in Tinea Capitis?
    • Scalp
    • Hair
  12. What is the treatment for Tinea capitis?
    • Oral and topical azoles, terbinafines
    • Selenium sulfide shampoo
    • 1-2 months of treatment
  13. What would you treat with oral and topical azoles and terbinafines for 1 to 2 months?
    Tinea capitis
  14. What isteh most prevalent dermatophytosis in the United states?
    Tinea pedis (Athletes foot)
  15. What group is Tinea Pedis uncommon in?
  16. What is the duration of infection in tinea pedis?
    Usually chronic
  17. What are the areas of infection for Tinea Pedis?
    • Toe webs
    • Soles
  18. What does Tinea pedis look like?
    • Fluid filled lesions dry
    • Become itchy, crack and peel
  19. What is the treatment for Tinea Pedis?
    • Keep infection dry
    • Use topical antifungals (rarely oral) like terbinafines and azoles
  20. What example was given of a subcutaneous mycosis?
  21. What type of Mycoses is Spororichosis?
    Subcutaneous mycoses
  22. How does Sporotrichosis usually develop?
    Introduced by trauma
  23. What is the mycoses responsible for Sporotrichosis?
    Sporothrix schenckii
  24. What disease is sporothrix schenckii responsible for?
  25. What group is sporotrichosis most common in?
    • Agricultural workers
    • Gardeners
  26. What is a common term for Sporotrichosis?
    "Rose handler's" disease
  27. What disease is also known as "Rose Handler's" Disease?
  28. Where are the initial lesions of Sporothrix schenckii found?
    Usually on the extremities
  29. What are the systemic signs of Sporotrichosis?
  30. What is the treatment for Sporotrichosis?
    • Newer azole like:
    • Itraconazole
    • 3-6 months
  31. What disease would you treat with Itraconazole for 3 to 6 months?
  32. Would you expect a single or multiple lesions with Sporotrichosis?
  33. What classification of Mycoses are dimorphic?
    Systemic Mycoses
  34. What are the three main characteristics of systemic mycoses?
    • Dimorphic
    • Focused on the lung
    • Geographically restricted
  35. Systemic Mycoses usually create severe or mild infections of the lungs?
  36. How are lung infections of systemic mycoses treated?
    Usually resolve spontaneously and confer resistance
  37. The host of a mycotic lung infection usually gains what after resolution of an infection?
  38. What areas are Systemic mycotic infections found?
    • South Western US
    • Eastern US
    • Central America
    • Armpit of Africa
    • V shape through South America