Last Updated: 2022-07-29
Athlete's foot, tinea pedum.
Fungal disease of the feet.
- Dyshidrotic type
- Hyperkeratotic-rhagadiform type
- Interdigital type
- Moccasin type
- Oligosymptomatic type
Incidence: 20% - 80%
- Trichophyton rubrum (approx. 80%)
- Trichophyton mentagrophytes (approx. 10%)
- Epidermophyton floccosum (approx. 4%)
- Microsporum canis
- Microsporum gypseum
- Predisposing factors
- Foot deformities
- Frequent wearing of tight shoes
- Disorders of blood circulation (acrocyanosis)
- Diabetes mellitus
- Peripheral neuropathy
- Familial disposition
- Male gender
- Infection by dermatophytes (see above). Transmission can occur from person to person or via the floor (indoor swimming pool)
- Dyshidrotic foot eczema: Palmar dyhidrotic vesicles localised especially in the arch of the foot
- Interdigital type: rhagades and dry scales appear interdigitally
- Moccasin type: Whitish, scaly plaques. Distribution resembles moccasins
- Hyperkeratotic-rhagadiform type: Pronounced hyperkeratoses are in the foreground. There is often painfulness when walking if rhagades are present.
- Oligosymptomatic type: Interdigital minimal redness and fine scaling. Hyperkeratosis may be seen on the edges of the feet
- Detection of pathogens (scales, pustule contents: native and culture; biopsy)
- Contact allergy
- Tinea unguium
- Clotrimazole spray 2-3x / week
- CAVE: Prolonged topical antifungal treatment may result in gram-negative forefoot infection (expulsion of gram-positive flora)
|Therapy of 1st choice according to Lebwohl|
|Therapy of 2nd choice according to Lebwohl|
|Therapy of 3rd choice according to Lebwohl|
- Topical therapy
- Clotrimazole cream
- Terbinafine (cream 1%, solution 1%, spray)
- Ketoconazole cream (cream 2%)
- Amorolfin cream (0.25% cream)
- Griseofulvin cream: not on the market in Switzerland
- Bifonazole cream: not on the market in Switzerland
- Econazole (cream 1%)
- Ciclopirox (cream or solution)
- The spaces between the toes should always be kept dry
- Walking on bare feet should be avoided
- As fungi can also be found in socks and shoes, we recommend: Wash all! Socks with at least 60°C
- Consistent disinfection of the footwear (e.g.: with commercially available disinfectant spray such as: Octenidin)
- Aste N, Pau M, Aste N, Biggio P. Tinea pedis observed in Cagliari, Italy, between 1996 and 2000. Tinea pedis in Cagliari, Italien, zwischen 1996 und 2000. Mycoses 2003;46:38-41.
- Lachapelle JM, De Doncker P, Tennstedt D, Cauwenbergh G, Janssen PA. Itraconazole compared with griseofulvin in the treatment of tinea corporis/cruris and tinea pedis/manus: an interpretation of the clinical results of all completed double-blind studies with respect to the pharmacokinetic profile. Dermatology 1992;184:45-50.
- Lacroix C, Baspeyras M, de La Salmoniere P, et al. Tinea pedis in European marathon runners. Journal of the European Academy of Dermatology and Venereology 2002;16:139-42.
- Lupa S, Seneczko F, Jeske J, Glowacka A, Ochecka-Szymanska A. Epidemiology of dermatomycoses of humans in Central Poland. Part III. Tinea pedis. Mycoses 1999;42:563-5.
- Satchell AC, Saurajen A, Bell C, Barnetson RS. Treatment of interdigital tinea pedis with 25% and 50% tea tree oil solution: A randomized, placebo-controlled, blinded study. Australas J Dermatol 2002;43:175-8.
- Goldstein, A. (2016). Dermatophyte (tinea) infections. Uptodate.com. Retrieved 30 May 2016, from http://www.uptodate.com/contents/dermatophyte-tinea-infections?source=search_result&search=tinea+corporis&selectedTitle=1~51