a spasm of abdominal wall muscles, detected on palpation, to protect inflamed abdominal viscera from pressure; usually a result of inflammation of the peritoneal surface as in appendicitis, diverticulitis, or generalized peritonitis.
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a spasm of abdominal wall muscles, detected on palpation, to protect inflamed abdominal viscera from pressure; usually a result of inflammation of the peritoneal surface as in appendicitis, diverticulitis, or generalized peritonitis.