Terminology Service for NFDI4Health
pyoderma gangrenosum
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http://www.ebi.ac.uk/efo/EFO_0006835
An idiopathic, rapidly evolving, and severely debilitating disease occurring most commonly in association with chronic ulcerative colitis. It is characterized by the presence of boggy, purplish ulcers with undermined borders, appearing mostly on the legs. The majority of cases are in people between 40 and 60 years old. Its etiology is unknown.