<prompt> True regarding barrets oesophagus is -Benign coursePremalignant conditionSq. metaplasia of lower oesophagusMedical Tt is not usefull  <response>: Barretts esophagus is an Intestinal metaplasia not squamous metaplasia which follows the metaplasia - dysplasia - cancer course a premalignant condition for adenocarcinoma of esophagus Now about the medical tt Though medical treatment does not reve back the metaplastic changes, it can be used to treat the underlying reflux disorder and prevent fuher damage. Ref : Bailey Love 25e p1023 