May also be called: Gastritis; Acute Gastritis; Chronic Gastritis

Gastritis is irritation and inflammation of the lining of the stomach.

More to Know

Conditions that can cause irritation to the walls of the stomach include overuse of some medications, alcohol, smoking, some diseases and conditions, abdominal injuries, and some bacterial and viral infections. Gastritis can lead to peptic ulcers and cause abdominal pain, nausea, and vomiting.

Keep in Mind

Some causes of gastritis disappear over time. Most cases of gastritis can be treated effectively with medications or lifestyle and diet changes.

All A to Z dictionary entries are regularly reviewed by KidsHealth medical experts.