<unk><unk>  has numerous causes. It most often results from entry of enteric bacteria into the peritoneal cavity through a necrotic defect in th wall of the intestines or other viscus as a result of obstruction, infarction or after rupture of an intra-abdominal visceral abscess. It most often occurs after perforation of appendix. Nonbacterial causes of<unk>  include leakage of blood into the peritoneal cavity due to rupture of a tubal pregnancy, ovarian cyst, or aneurysmal vessel.
Secondary peritonitis causes
Spontaneous bacterial peritonitis causes
Peritonitis causes
Gastrointestinal perforation causes
Pneumatosis intestinalis causes
Mesenteric ischemia causes
Diverticulosis causes
Ascending cholangitis causes