Barrett's esophagus is an acquired metaplastic abnormality in which the normal stratified squamous epithelium lining of the esophagus is replaced by an intestinal-like columnar epithelium.

Barrett's esophagus (BE) is a condition in which part of the normal esophageal squamous epithelium is replaced by a metaplastic columnar epithelium as a result of chronic gastroesophageal reflux.

In Barrett's esophagus, cells lining your esophagus, called squamous epithelial cells ... Barrett's esophagus is a type of columnar metaplasia. Researchers are not sure why this happens but ...