Barrett’s esophagus (BE) is defined as columnar metaplasia of esophageal squamous epithelium, of any length, that can be recognized at endoscopy, and is confirmed to have intestinal metaplasia (goblet cells) by mucosal biopsy analysis of the tubular esophagus (1). By definition, this disease does not include intestinal metaplasia of the cardia. Thus, the current definition of BE includes indivi...
