Synonyms: Barrett's oesophagitis, Barrett's columnar lined oesophagus
Barrett's oesophagus is defined as an oesophagus in which any portion of the normal distal squamous epithelial lining has been replaced by metaplastic columnar epithelium, which is clearly visible endoscopically (>1 cm) above the gastro-oesophageal junction and confirmed histopathologically from oesophageal biopsies.
This is a companion discussion topic for the original article at https://patient.info/doctor/barretts-oesophagus-pro