Jock itch (tinea cruris)
About Jock itch (tinea cruris)
Tinea cruris is a fungal infection of the groin that is commonly called jock itch. It results in an itchy red rash that often develops when clothing traps moisture and heat. It is most common in athletic men, but can also affect women. In men, the penis and scrotum are not affected.Symptoms
Red, itchy rash on the inner surfaces of the thighs. The rash's borders are sharply marked, slightly raised and beefy red in color. The rash spreads outward in a ringlike circular pattern that can involve the buttocks.Tests & Diagnostics
A history and physical exam will be performed. The diagnosis is confirmed by scraping the rash and performing a test called the KOH preparation.Common tests: KOH Test.
OTC sleep aids and supportive treatments
Prescription medications
Conventional treatment summary
Antifungal creams such as Clotrimazole (Lotrimin), ketoconazole (Nizoral), tolnaftate (Tinactin) or econazole (Spectrazole) are the initial treatment of choice. Some cases may require oral antifungal drugs such as itraconazole (Sporanox). The area should be kept cool and dry. Wearing loose-fitting clothing is recommended. It is important to have good personal hygiene to reduce risk and avoid re-infection.Medical specialties
Internal Medicine · Dermatology · Pediatrics · Family Practice · Pediatric Dermatology
This page is educational content, not medical advice. Always consult a qualified clinician for diagnosis and treatment of Jock itch (tinea cruris).