Iqraalmost 2 years ago

Pyoderma gangrenosum

Pyoderma gangrenosum (pie-o-DUR-muh gang-ruh-NO-sum) is a rare condition that causes large, painful sores (ulcers) to develop on your skin, most often on your legs. The exact causes of pyoderma gangrenosum are unknown, but it appears to be a disorder of the immune system.