tinea pedis is commonly called
Ringworm is a common infection of the skin and nails that is caused by fungus. The infection is called âringwormâ because it can cause an itchy, red, circular rash. Ringworm is also called âtineaâ or âdermatophytosis.â The different types of ringworm are usually named for the location of the infection on the body.Areas of the body that can be affected by ringworm include: 1  Feet (tinea pedis, commonly called âathleteâs footâ).2  Groin, inner thighs, or buttocks (tinea cruris, commonly called âjock itchâ). 3  Scalp (tinea capitis). 4  Beard (tinea barbae). 5  Hands (tinea manuum).ingworm is a common infection of the skin and nails that is caused by fungus. The infection is called âringwormâ because it can cause an itchy, red, circular rash. Ringworm is also called âtineaâ or âdermatophytosis.â The different types of ringworm are usually named for the location of the infection on the body.