A congenital or acquired weakness or opening in the diaphragm which allows abdominal contents to protrude into the chest cavity; congenital diaphragmatic hernias are caused when the embryonic diaphragm fails to fuse.
A hiatal hernia in which the stomach herniation is located alongside the esophagus and the esophagogastric junction is in its normal position below the diaphragm.
Protrusion of abdominal structures into the thorax as a result of congenital or traumatic defects in the respiratory diaphragm.
The most common kind of hiatal hernia in which the esophagogastric junction slides above the diaphragm into the thorax.
congenital hiatus hernia (Q40.1)