<prompt> Barrett;s oesophagus showsIntestinal dysplasiaIntestinal metaplasiaSquamous cell metaplasiaColumnar cell metaplasia  <response>: Barret;s oesophagus shows a metaplastic change in the lining of the mucosa o the oesophagus in response to chronic oesophagal reflux. Bailey and Love 26 th ed, pg 1000 