Barrett's esophagus?

Barrett's esophagus?
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DefinitionBarrett's esophagus is a disorder in which the lining of the esophagus (the tube that carries food from the throat to the stomach) is damaged by stomach acid.See also: Gastroesophageal reflux disease (GERD)Causes, incidence, and risk factorsWhen you eat, food passes from the throat to the stomach through the esophagus (also called the food pipe or swallowing tube). Once food is in the stomach, a ring of muscles keeps it from leaking backward into the esophagus.If these muscles do not close tightly, stomach acid can leak back into the esophagus. This is called reflux or gastroesophageal reflux.This reflux may cause symptoms of heartburn. It may also damage the lining of the esophagus, which is referred to as Barrett's esophagus.Barrett's esophagus occurs more often in men than wom
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