Elizabeth Burch N.D. Jock Itch- Also called tinea cruris. Caused by a number of fungus . Can have secondary bacterial infection as well. Usually appears as a ringed lesion that extends from the crotch fold out over the upper inner thigh.
Recurrence is common and it often flares up in the summer.
Tight clothing and obesity will aggravate the problems. It usually doesn t involve the scrotum. If the scrotum is inflamed then there is a candida infection. Medical treatment uses antifungal creams and sometimes internal antifungal agents. Keeping the area clean and dry will discourage growth of the fungus.