Fungal Research Trust
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Fungal Infections

Disease name and synonyms

Ringworm, tinea corporis, tinea gladiatorum refers to infections in wrestlers, acquired from other wrestlers and tinea imbricata (Tokelau) all refer to skin fungal infection on the body. (Dermatophytosis of trunk and limbs).

Fungi responsible (links to these)

Trichophyton rubrum, T. interdigitale, T. verrucosum and other Trichophyton species, Microsporum canis and M. audouinii and Epidermophyton floccosum.

Disease description

Non-symmetrical, patches, often circular or oval, with a slightly raised red edge and scaling. Usually not itchy. Usually on exposed areas of the extremities, but may be on the body or neck. The appearances may be quite different after application of local steroid ointment or other topical agents. Infections acquired from animals can be inflamed and pustular.

Frequency and global burden

Worldwide and common, with a higher frequency in tropical and subtropical countries. Tinea imbricata is limited to Southeast Asia, India, southwest Polynesia, Melanesia, and Central America.

Underlying problems and at risk patients

Transmitted by direct contact with other infected individuals or animals. M. canis infections acquired from dogs and other furry animals.

May be severe infections in immunocompromised individuals

Diagnostic testing

Skin scraping with microscopy and fungal culture.

Treatments

Topical terbinafine cream over the lesions, oral terbinafine or itraconazole.

Outlook and prognosis

Excellent. Recurrence is likely if continued contact with infected humans or animals.

Images

Ringworm in a baby caused by M. canis acquired from an infected dog.

Tinea gladiatorum caused by T. tonsurans.

T. tonsurans ringworm infection

Typical example of ringworm.




Tinea corporis with inflammatory edge, which is typical.

 

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