Peritonitis is inflammation of the peritoneum, the lining of the inner wall of the abdomen and cover of the abdominal organs.[1] Symptoms may include severe pain, swelling of the abdomen, fever, or weight loss.[2]
Causes include perforation of the intestinal tract, pancreatitis, pelvic inflammatory disease, stomach ulcer, cirrhosis, or a ruptured appendix.[3]
Treatment often includes antibiotics, intravenous fluids, pain medication, and surgery.