Fungi causing Superficial Mycoses

Question 1

Fungi

Answer 1

Dermatophytes

Question 2

Dermatophytes

Answer 2

characteristics:

• molds that use keratin as nutritional source
• not dimorphic

Disease:
Dermatophytoses

Diagnosis:
Sabouraud’s agar -> mycelium and asexual spores

Treatment:
Topical agent such as clotrimazole is used

Prevention
Skin should be kept dry and cool

Question 3

Sporothrix Schenckii

Answer 3

Characteristics:

• thermally dimorphic
• mold in the soil, yeast in the body 37oC

Habitat: soil & vegetation

Disease: sporotrichosis

Diagnosis:

• cigar shaped budding yeasts visible in pus
• culture on Sabouraud’s agar shows typical morphology

Treatment: Itraconazole

Prevention: Skin should be protected when gardening