Esophageal lesion lined with columnar metaplastic epithelium which is flat or villiform. Barrett epithelium is characterized by two different types of cells: goblet cells and columnar cells. The symptomatology of Barrett esophagus is that of gastro-esophageal reflux. It is the precursor of most esophageal adenocarcinomas. (WHO)
Comprehensive, easy-to-understand information about this condition
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