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(Tinea Infection; Dermatophyte Infection)
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- Contact with surfaces (eg, seat backs, shower stalls), clothing, or personal grooming items used by an infected person
- Skin-to-skin contact with an infected person or pet
- Age: 12 or younger—ringworm of the scalp rarely occurs in children after puberty or in adults
- Spending time in nurseries, schools, daycare centers, or locker rooms
—begins with small bumps on the head that grow larger and form a circular pattern
- Hair may become brittle and break, forming scaly, hairless patches.
- Hands, tinea manus —affects the palms and spaces between the fingers
- Feet, tinea pedis or athlete's foot—may cause scaling between the toes, or thickening and scaling on the heels or soles
- Nails, tinea unguium —causes fingernails and toenails to become yellow, thick, and crumbly
- Groin, tinea cruris or jock itch—causes a chafed, reddish, itchy, sometimes painful rash in the groin
- Body, tinea corporis —produces flat, scaly, round spots on the skin
- Face, tinea faciei —produces red, scaly patches on the face
- Scalp ringworm: 4-8 weeks, and occasionally longer
- Nail ringworm: 4-9 months, and occasionally longer
- Avoid contact with any infected person, animal, surface, or object.
- Do not share personal hair grooming items, clothing, or shoes.
- Wear sandals in locker room areas.
- Avoid scratching during infection, to prevent ringworm from spreading to other areas.
- Wear clothing that minimizes sweating and moisture build-up.
- Wear breathable shoes or sandals.
- Keep moisture-prone areas of the body clean and dry.
American Academy of Dermatology http://www.aad.org/
American Academy of Family Physicians http://www.aafp.org/
Canadian Family Physician http://www.cfpc.ca/
Higgens EM, Fuller LC, Smith CH. Guidelines for the management of tinea capitis. Br J Dermatol . 2000;143:53-58.
Kakourou T, Uksal U; European Society for Pediatric Dermatology. Guidelines for the management of tinea capitis in children. Pediatr Dermatol . 2010 May;27(3):226-8.
Panackal AA, Halpern EF, Watson AJ. Cutaneous fungal infections in the United States: Analysis of the National Ambulatory Medical Care Survey (NAMCS) and National Hospital Ambulatory Medical Care Survey (NHAMCS), 1995-2004. Int J Dermatol . 2009 Jul;48(7):704-12.
Tinea capitis. DynaMed website. Available at: http://www.dynamicmedical.com/dynamed.nsf . Accessed October 14, 2005.
Tinea infections: athlete's foot, jock itch, and ringworm American Academy of Family Physicians website. Available at: http://familydoctor.org/online/famdocen/home/common/infections/common/fungal/316.html . Created July 1998. Updated May 2007. Accessed June 18, 2008.
- Reviewer: David L Horn, MD, FACP
- Review Date: 12/2013
- Update Date: 01/13/2014