Meaning & use
Peritonitis
Last updated
Inflammation of the peritoneum, the thin membrane lining the abdominal cavity and covering the abdominal organs, often caused by infection.
See it in a sentence
Untreated appendicitis can lead to peritonitis if the appendix ruptures.
The patient was rushed into surgery after being diagnosed with acute peritonitis.
A note on using this word
Peritonitis is a serious medical emergency, since infection can spread rapidly through the abdominal cavity and, without prompt treatment, become life-threatening.
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