Gastritis is an inflammation, irritation, or erosion of the lining of the stomach. It can be caused by irritation due to excessive alcohol use, smoking, or using of certain medications such as aspirin or other anti-inflammatory drugs. Infections caused by bacteria (such as H. pylori) and viruses can also cause Gastritis. If left untreated, it can lead to a loss of blood and may increase the risk of developing stomach cancer.

Symptoms of gastritis can vary and some people there are no symptoms. The most common symptoms include nausea, abdominal pain and bloating, indigestion, vomiting, hiccups, loss of appetite.

To diagnose gastritis, your doctor will review your personal and family medical history, perform a thorough physical evaluation, and may recommend an upper endoscopy. During the endoscopy, the physician may take a biopsy, or small sample of tissue. There is no pain or sensation when a biopsy is taken. The sample goes to a laboratory for analysis.