The upper endoscopy is a test used to diagnose GERD and determine its severity and progress. The upper endoscopy is more accurate than a barium swallow radiograph, but more invasive and expensive. The test itself uses a camera that allows the physician to view the surface of the esophagus and detect abnormalities.
1. I was diagnosed with acid reflux about a year ago via an endoscopy. For the last four months, I have been having symptoms in my throat despite taking Tums and Zantac. I am a smoker – could it be throat cancer? While the symptoms are most likely related to acid refluxing into the throat, if they have persisted despite…