What is the difference between abdominal infection and peritonitis?

Abdominal infection and peritonitis are different in predisposing factors, symptoms and diagnostic methods.

First, abdominal infection is mainly caused by pathogenic bacteria, while peritonitis is more complicated, which may include pathogenic bacteria infection, digestive tract perforation, intestinal ischemic disease, intra-abdominal bleeding, trauma, etc.

Second, abdominal infection symptoms include fever, abdominal pain, vomiting, fever, etc., while peritonitis is mainly manifested by abdominal pain, nausea, vomiting, fever, etc., severe cases may also appear infection poisoning symptoms and abdominal features.

Finally, diagnostic methods, abdominal infection needs to be comprehensively identified by blood routine examination, abdominal puncture examination and imaging examination, while peritonitis diagnosis is mainly based on typical signs, white blood cell count and abdominal X-ray examination.