Cutaneous Mycoses 1

Question 1

Trichophyton causes

Answer 1

infection of hair, skin, and nail.

Question 2

Trichophyton has

Answer 2

Marcoconidia smooth walled and microconidia present

Question 3

Trichophyton has how many species

Answer 3

19 species are known

Question 4

Microsporum causes

Answer 4

infection of hair and skin.

Question 5

Microsporum has

Answer 5

Marcoconidia rough walled and microconidia present

Question 6

Microsporum has how many species
Culture appearance
Microscopy

Answer 6

13 species are known
Culture shows cottony aerial hyphae
Microscopy: thick wall, spindle shape, multicellular

Question 7

Epidermophyton causes

Answer 7

infection of skin and nails, but not hair

Question 8

Epidermophyton has

Answer 8

Marcoconidia smooth walled and no microconidia

Chlamydoconidia present

Question 9

Epidermophyton culture appearance

Microscopy

Answer 9

Culture: cottony, range of colours
Microscopy: Bifurcated hyphae with multiple, smooth, club shaped macroconidia (2-4 cells)

Question 10

Anthropophilic species

Answer 10

Trichophyton rubrum
Microsporum audouinii
Epidermophyton floccosum

Question 11

Zoophilic species

Answer 11

Trichophyton violaceum

Microsporum canis

Question 12

Geophilic species

Answer 12

Microsporum gypseum

Trichophyton ajelloi