Erythrasma Quiz

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Yukiko Ueda, MD (Dermatology)

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Learn more about Erythrasma

Content updated on Nov 2, 2022

What is erythrasma?

This is a common skin condition caused by bacterial infection. It is chronic and involves the skin folds such as the armpit, groin and between the toes. It appears as discolored patches with tiny scales or fissures. It affects both men and women, and more prevalent in hot and humid climates.

Symptoms of erythrasma

  • Scaly skin that flakes off

  • Skin redness or red bumpy rashes

Questions your doctor may ask to check for erythrasma

Your doctor may ask these questions to diagnose erythrasma

  • Do you have scaly skin that flakes off?

  • Do you have red skin or red spots on the skin?

Treatment for erythrasma

Erythrasma can be treated at home with antibacterial body washe and by keeping the affected area clean and dry. If symptoms persist, doctors may prescribe tointments or creams, or oral medication.

View the symptoms of Erythrasma


  • Groves JB, Nassereddin A, Freeman AM. Erythrasma. 2021 Aug 11. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2022 Jan–. PMID: 30020724.

  • Zisova L, Valchev V, Kasabov G. Erythrasma in athletes and football players. Wien Med Wochenschr. 2021 Feb;171(1-2):24-28. English. doi: 10.1007/s10354-020-00753-2. Epub 2020 May 26. PMID: 32458367.

  • Riquelme IL, Moyano EG. Axillary and inguinal erythrasma. CMAJ. 2021 Oct 4;193(39):E1535. doi: 10.1503/cmaj.210310. PMID: 34607848; PMCID: PMC8568083.

Reviewed By:

Yukiko Ueda

Yukiko Ueda, MD (Dermatology)

From our team of 50+ doctors

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Developed by doctors.

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