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The GI tract is a complex group of organs, each of which helps your body digest and absorb food. Your upper GI tract includes your esophagus, stomach, and the first section of your small intestine, ...

Untreated appendicitis may cause your appendix to rupture (burst), resulting in an infection. Symptoms associated with a ruptured appendix include severe abdominal pain, fever, chills, and weakness.

There are four stages of appendicitis, which describe its severity and whether it has caused any complications: simple, supportive, gangrenous, and perforated. These range from mild inflammation ...

Chronic appendicitis is a long-lasting inflammation of the appendix. It can become extremely painful and, in some cases, life threatening. The main symptom is abdominal pain. Treatment for chronic ...