Chronic pyoderma quiz

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Yukiko Ueda

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Yukiko Ueda, MD


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Learn more about Chronic pyoderma

Content updated on Jun 1, 2022

What is chronic pyoderma?

Chronic pyoderma is a rare, long-term and often recurring skin condition. Bumps or blisters (anywhere on the skin, but most frequently on the legs) merge to form potentially large ulcers or open sores. The cause is unclear but is thought to be related to an immune system problem. Adults with immune system disorders, certain cancers or recent skin injury are at higher.risk of developing this condition.

Symptoms related to chronic pyoderma

  • Skin hardening

  • Bumps containing pus

  • Scars or marks from the rash/wound

  • Skin redness or red bumpy rashes

Questions your doctor may ask to check for chronic pyoderma

Your doctor may ask these questions to diagnose chronic pyoderma

  • Do you have hardening of the skin?

  • Do you have bumps on your skin with pus?

  • Do you have scars or marks where the rashes/wound was previously?

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

Treatment for chronic pyoderma

Prompt medical attention is required. Treatment involves wound care, medication to suppress immune cells, heal skin sores and manage pain.

View the symptoms of Chronic pyoderma


  • Schnetter D, Haneke E. Pyoderma gangraenosum vegetans. Eine zusammenfassende Betrachtung chronisch vegetierender Pyodermien und des Pyoderma gangraenosum [Pyoderma gangrenosum vegetans. An overview of chronic pyoderma vegetans and pyoderma gangrenosum]. Hautarzt. 1994 Sep;45(9):635-8. German. doi: 10.1007/s001050050141. PMID: 7960772.

Yukiko Ueda

Medically Reviewed By:

Yukiko Ueda, MD


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