True about Barrett's oesophagus -: (A) Sequence of prolonged G.E.R., (B) It is premalignant, (C) Lower oesophageal mucosa is replaced by intestinal type of epithelium, (D) All
Answer is D. 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