what is bile reflux
Biliary reflux, bile reflux or duodenogastric reflux is a condition that occurs when bile flows upward (refluxes) from the duodenum into the stomach and esophagus.rom Wikipedia, the free encyclopedia. Biliary reflux, bile reflux or duodenogastric reflux is a condition that occurs when bile flows upward (refluxes) from the duodenum into the stomach and esophagus. Biliary reflux can be confused with acid reflux, also known as gastroesophageal reflux disease (GERD).