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Dermatophytes/Superf
Mycology Study Stacks for Dermatophytes and Superficial Mycoses
Question | Answer |
---|---|
What disease is caused by dermatophytes ? | Dermatophytes cause tinea or ringworm infection of various body sites |
What are the most common body sites affected by Dermatophytes? | The most common body sites affected by tinea are facial hair, the scalp, body trunk, extremities, groin, hands, feet, and nails. |
What dematophyte causes ringworm in dogs and cats and how is it distinguished from other species? | It is caused by Microsporum canis and is identified by it's rough, thick walled, spindle shaped macroconidia with a crooked tip. |
What are the three Trichophyton species and how are they differentiated? | The three species are Trichophyton mentagrophytes (Grows on Trichophyton agar #1 and #4, Urea +, Hair Test +), Trichophyton rubrum (Grows on Tryptophyton agar #1 and #4, Urea -, Hair Test -), and Trichophyton tonsurans (Grows only on T. agar #4) |
What are the three genus of superficial mycoses and what are their affects? | Tinea versicolor (scaly red/brown irregular patches on skin) caused by Malassezia furfur, Tinea nigra (non-scaly brown patches on palms) caused by Exophilia and Wangiella, and fungal infection of the hair shafts caused by Piedra |