<prompt> True about Barretts oesophagus -Sequence of prolonged G.E.R.It is premalignantLower oesophageal mucosa is replaced by intestinal type of epitheliumAll  <response>: Ans. is a i.e. Sequence of prolonged GE reflux; b i.e. It is premalignant; c i.e. Lower esophageal mucosa is replaced by intestinal type 