RT Book, Section A1 Doherty, Gerard M. SR Print(0) ID 58104162 T1 Barrett Esophagus T2 Quick Answers Surgery YR 2010 FD 2010 PB The McGraw-Hill Companies PP New York, NY SN LK accesssurgery.mhmedical.com/content.aspx?aid=58104162 RD 2024/04/24 AB • Gastroesophageal reflux disease (GERD)• Metaplastic changes from squamous to intestinal-type columnar epithelium in the distal esophagus• Metaplasia may contain varying degrees of dysplasia, which is associated with increasing risk of developing esophageal adenocarcinoma• Neither medical nor surgical treatment consistently causes regression of metaplastic changes but may prevent progression