Following are features of Barrett&;s oesophagus: (A) Intestinal Metaplasia, (B) Always gastric type of epithelium, (C) Squamous carcinoma more common, (D) Present as patchy or ring involvement
Answer is A. Histologic changes of the distal oesophagal mucosa from its normal squamous epithelium to a columnar configuration (intestinal metaplasia). Barrett oesophagus in endoscopy appears as velvety-red "tongues" of mucosa that extend cephalad from the GEJ. These patients carry a higher risk to Adenocarcinoma oesophagus compared to normal population. Reference: Sabiston 20th edition page: 1074