A condition with damage to the lining of the lower resulting from chronic acid reflux (). Through the process of metaplasia, the squamous cells are replaced by a columnar epithelium with cells resembling those of the or the salmon-pink mucosa of the . Barrett's columnar epithelium is a marker for severe reflux and precursor to of the esophagus.
Syndrome de Barrett /
Endo-brachy-oesophage de Barrett /
Endobrachy-oesophage de Barrett /
Épithélium de Barrett /