Trichophyton

Trichophyton is a genus of fungi, which includes the parasitic varieties that cause tinea, including athlete's foot, ringworm, jock itch, and similar infections of the nail, beard, skin and scalp.

Classification

Trichophyton is a genus that belongs to the phylum Ascomycota, class Eurotiomycetes, order Onygenales, family Arthrodermataceae.

Species

Trichophyton has several species, including:

• Trichophyton rubrum
• Trichophyton tonsurans
• Trichophyton interdigitale
• Trichophyton mentagrophytes
• Trichophyton verrucosum
• Trichophyton violaceum
• Trichophyton schoenleinii
• Trichophyton concentricum
• Trichophyton benhamiae
• Trichophyton erinacei

Pathogenesis

Trichophyton species are able to invade the keratin tissues of humans and other animals. They cause infections by producing spores that are resistant to adverse environmental conditions and can remain viable for long periods.

Diagnosis

Diagnosis of Trichophyton infections is usually made by microscopic examination of skin scrapings or plucked hairs using a potassium hydroxide preparation, or by culture on a special medium.

Treatment

Treatment of Trichophyton infections usually involves topical or oral antifungal medications, such as terbinafine, itraconazole, or griseofulvin.

See also

• Dermatophyte
• Mycosis

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