Gumma Health Article

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Table of Contents
Reviewer Info: Kenneth M Wener, M.D., Department of Infectious Diseases, Lahey Clinic, Burlington, MA. Review provided by Verimed Healthcare Network.; ADAM Health Illustrated Encyclopedia, 11/01/2007

Definition

A gumma is a soft, tumor-like growth of the tissues (granuloma).

Causes, incidence, and risk factors

A gumma is caused by syphilis. It appears during late-stage tertiary syphilis. It usually contains a mass of dead and swollen fiber-like tissue, and occurs most often in the liver. It also can occur in the:

  • Bone
  • Brain
  • Heart
  • Skin
  • Testis

Similar-looking sores sometimes occur with tuberculosis.

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