Glossary

Peritonitis

Peritonitis

Also: Bauchfellentzündung

Peritonitis is an inflammation of the peritoneum and a serious, often life-threatening condition. It manifests itself through severe abdominal pain, a hard abdominal wall and a strong feeling of illness. A common cause is a rupture of organs, such as in appendicitis.

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Editorial content · as of 9/5/2026