A gastro-gastric fistula can also cause severe acid reflux and may develop years after initial surgery such fistula develops following staple line breakdown between gastric pouch and gastric remnant as you can see, katy, many factors contribute to severe reflux following gastric bypass. Acid reflux bariatric surgery. Acid reflux, morbid obesity and how bariatric surgery affects gerd acid reflux occurs when stomach contents leak out into the tube connecting the mouth to the stomach common symptoms include heartburn, an unpleasant taste in the mouth and difficulty swallowing less commonly, throat pain, nausea, coughing and increased salivation may also be.
acid reflux bariatric surgery