
Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Erythrasma physical examination
Introduction
Overview
Overview
Erythrasma presents with erythematous lesions, maceration, and reddish-brown scales indicative of hyperkeratosis. The lesions are usually found in skin folds, and also commonly present in the interdigital regions in hands and feet. Erythrasma patients are usually well-appearing, barring complications.
Physical Examination
Physical Examination
Appearance of the Patient
- The patient is usually well-appearing.[1]
Skin
- Erythrasma presents with erythematous lesion, maceration, and reddish-brown scales indicative of hyperkeratosis.[2]
- The borders of the lesions and unaffected skin are sharply demarcated.
- The lesions are usually found in skin folds.
Extremities
- Erythrasma commonly presents in the interdigital regions in hands and feet.[3]
Gallery
Gallery
Skin
Axilla
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Erytrasma. Adapted from Dermatology Atlas.[4]
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Erytrasma. Adapted from Dermatology Atlas.[4]
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Erytrasma. Adapted from Dermatology Atlas.[4]
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Erytrasma. Adapted from Dermatology Atlas.[4]
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Erytrasma. Adapted from Dermatology Atlas.[4]
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Erytrasma. Adapted from Dermatology Atlas.[4]
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Erytrasma. Adapted from Dermatology Atlas.[4]
Groin
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Erytrasma. Adapted from Dermatology Atlas.[4]
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Erytrasma. Adapted from Dermatology Atlas.[4]
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Erytrasma. Adapted from Dermatology Atlas.[4]
References
References
- ↑ “Erythrasma: MedlinePlus Medical Encyclopedia”.
- ↑ Pinto M, Hundi GK, Bhat RM, Bala NK, Dandekeri S, Martis J, Kambil SM (2016). “Clinical and epidemiological features of coryneform skin infections at a tertiary hospital”. Indian Dermatol Online J. 7 (3): 168–73. doi:10.4103/2229-5178.182351. PMC 4886587. PMID 27294050.
- ↑ Holdiness MR (2002). “Management of cutaneous erythrasma”. Drugs. 62 (8): 1131–41. PMID 12010076.
- ↑ 4.00 4.01 4.02 4.03 4.04 4.05 4.06 4.07 4.08 4.09 “Dermatology Atlas”.
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Kiran Singh, M.D. [2], Luke Rusowicz-Orazem, B.S.

![Erytrasma. Adapted from Dermatology Atlas.[4]](https://www.wikidoc.org/images/7/72/Erytrasma01.jpg)
![Erytrasma. Adapted from Dermatology Atlas.[4]](https://www.wikidoc.org/images/9/9c/Erytrasma02.jpg)
![Erytrasma. Adapted from Dermatology Atlas.[4]](https://www.wikidoc.org/images/0/0d/Erytrasma03.jpg)
![Erytrasma. Adapted from Dermatology Atlas.[4]](https://www.wikidoc.org/images/d/d9/Erytrasma04.jpg)
![Erytrasma. Adapted from Dermatology Atlas.[4]](https://www.wikidoc.org/images/1/14/Erytrasma05.jpg)
![Erytrasma. Adapted from Dermatology Atlas.[4]](https://www.wikidoc.org/images/5/5b/Erytrasma06.jpg)
![Erytrasma. Adapted from Dermatology Atlas.[4]](https://www.wikidoc.org/images/4/42/Erytrasma07.jpg)
![Erytrasma. Adapted from Dermatology Atlas.[4]](https://www.wikidoc.org/images/4/41/Erytrasma08.jpg)
![Erytrasma. Adapted from Dermatology Atlas.[4]](https://www.wikidoc.org/images/b/bd/Erytrasma09.jpg)
![Erytrasma. Adapted from Dermatology Atlas.[4]](https://www.wikidoc.org/images/4/40/Erytrasma10.jpg)