<unk>  defined as inflammation of peritoneum ( serosal membrane lining the abdominal cavity and abdominal viscera) and is associated with high mortality rate secondary to bacteremia and sepsis syndrome. Most common cause of<unk>  in approximately 80% adults is perforation of the gastrointestinal or biliary tract. Other less common causes include liver cirrhosis (result of alcoholism), and peritoneal dialysis associated<unk> .<unk>  can also result from injury, contamination with microorganisms, chemicals or both. It may be localized or generalized, and can have an acute course in infection secondary to rupture of a hollow viscus or follows a chronic course as seen in tuberculous<unk> . Patients  present with severe abdominal pain associated with fever, chills, nausea and vomiting.<unk>  is a emergency medical/surgical condition requiring prompt medical attention and treatment.
Peritonitis
Secondary peritonitis
Splenic abscess
Gallstone ileus
Spontaneous bacterial peritonitis
Hemoperitoneum
Appendicitis
Acute cholecystitis