Gerd (Gastroesophagal reflux disease), or Acid reflux, is basically a condition of stomach in which fluids such as acids, pepsin and bile springs up towards the esophagus and damage its tissues owing. If the condition gets serious over a passage of time, it may mature into Barrett’s esophagus.
https://sentinelblog.com/2016/05/28/acid-reflux-disease-and-esophageal-cancer/
Acid Reflux Disease And Esophageal Cancer