Ringworm: Symptoms & Signs

Medically Reviewed on 11/2/2020

Ringworm is a common infection of the skin. Ringworm is medically known as tinea. The condition is typically named by the site of the body that is affected. Some types of ringworm infection include tinea corporis (ringworm of the body), tinea capitis (ringworm of the scalp), tinea pedis (ringworm of the foot or athlete's foot), and tinea cruris (jock itch). Ringworm is contagious and can spread to other people from an infected person.

Signs and symptoms associated with ringworm infection include a scaly, red, crusted skin rash that can manifest as round or ring-like red patches on the skin. Other associated symptoms and signs can include

Cause of ringworm

Infection with a fungus causes ringworm.

Other ringworm symptoms and signs

  • Blisters
  • Itch
  • Patchy Hair Loss
  • Round or Ring-like Red Patches on the Skin
  • Scaly, Red, Crusted Skin Rash
  • Skin Cracking


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Jameson, J. Larry, et al. Harrison's Principles of Internal Medicine, 20th Ed. New York: McGraw-Hill Education, 2018.