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Open all pages about Peritonitis

Symptoms of peritonitis include tummy pain, a high temperature, rapid heartbeat and a lack of appetite.

Peritonitis is caused when the tummy lining becomes infected due to other health condition, such as a burst appendix.

Peritonitis is usually treated in hospital with antibiotics. In serious cases, surgery may be needed.

Peritonitis is an infection of the inner lining of your tummy. It can be life-threatening if it's not treated.

Page last reviewed: 01/08/2023
Next review due: 01/08/2026