<prompt> Which is true regarding Barretts esophagus?Squamous metaplasia of lower esophagusSeen mainly in femalesPremalignantResponds to conservative management  <response>: Barretts esophagus Age - 55-65 years. 2:1 male-to-female ratio, with white males making up more than 80 of cases. Columnar metaplasia of lower esophagus Does not respond to any treatment. Premalignant condition diagnosed with UGIE with biopsy. If high grade dysplasia is found , go for fuher intervention 