Tinea capitis may extend to tinea corporis. Occurrence is worldwide. Males are infected more than females. Infection can occur from direct or indirect contact with skin and scalp lesions of infected persons or animals. The infectious agents are Microsporum trichophyton and Epidermophyton floccosum .
Infection is more frequent and severe in hot weather.
The infectious agents are Trichophyton rubrum , T. mentagrophytes var. interdigitale, Epidermophyton floccosum . It is spread by direct contact with skin or nail lesions of infected persons, or indirectly through contact with contaminated floors or showers. Toe and finger nails infected with T. rubrum are resistant to topical treatment. Examination of hair with a Wood's lamp. The fungus persists on contaminated materials as long as lesions or animal hair harbour viable spores.