A hiatal hernia occurs when a small portion of the stomach pushes upward through the diaphragm, a sheetlike muscle that separates the lungs from the abdomen. Usually this doesn't cause any symptoms, ...

J Gastroenterol Hepatol. 2013;28(3):415-431. Second, since both hiatal hernia and BE are recognized at endoscopy, there is the possibility of referral bias skewing the results towards a more ...