Sketchy Microbiology: Dermatophytes

Tinea Tin Man — Dermatophytes (Fungi that cause Tinea)

What are the three classes of Dermatophytes?

• Trichophyton

• Epidermophyton

• Microsporum

3 Naked Munchkins (Dermatophyte means Skin Plant in Greek) — No clothes because they live on the skin

• E: Epidermophyton

• M: Microsporum

• T: Trichophyton

Rings of rust on the tin man — Tinea infections (Ringworm infection)

Rings on Head — Tinea Capitus

Rings on Body — Tinea Corpus

Rings on Inguinal Region — Tinea cruris (Jock Itch)

Rings on Feet — Tinea Pedis (Athlete’s Foot)

Athletic Head Band — Athletes are most at risk, swimmers and wrestlers

Todo — Animals are also a source or infection

Tin man scratching – Tinea are itchy

KOH salt shaker — you can see the hyphae on KOH prep of skin scrapings

Lamps in the Woods — Use Wood Lamp to diagnose the microsporum (they illuminate them)

Pine cones — Azoles (Itraconazole) for treatment

Turban — Terbinafine can be used to treat