Did you know reflux can actually change the cells in your esophagus if you ignore it? Most people think reflux = heartburn. But with silent reflux, you don't always Definition of Barrett's Esophagus Resources Dept. of Laboratory Medicine & Pathology UW Medicine Barrett's Esophagus: Symptoms, Causes, Types & Complications Barrett's Esophagus About GERD Chronic acid reflux can lead to a condition called Barretts esophagus. Gastroenterologist Dr. Edwin Lee describes Barretts esophagus, risk factors, and when to talk to your health care provider.