The gastroesophageal junction is the area where the esophagus meets the stomach. The esophagus is a tube that carries food and liquids from your mouth to your stomach, while the stomach is a muscular organ that begins digesting food. The gastroesophageal junction is a barrier to prevent stomach acid and other contents from flowing back …
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Background: Barrett’s esophagus is a condition where the lining of the esophagus, the tube that carries food from your mouth to your stomach, undergoes a change. Normally, the esophagus is lined by squamous cells, which are well-suited to withstand the mechanical forces of swallowing. In Barrett’s esophagus, this lining changes, and the squamous cells are …
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Intestinal metaplasia is a non-cancerous change where the cells normally found in an organ or tissue are replaced by the cells normally found in a part of the digestive tract called the small intestine. This change most commonly occurs in the esophagus (where it is called Barrett’s esophagus) and the stomach. Although intestinal metaplasia is …
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