U.S. Fleet Forces Command organizes, mans, trains, maintains, and equips Navy forces, and develops fleet readiness.
When the junction and part of the stomach is located above the diaphragm it is called a hiatal hernia. The condition is common in patients with gastroesophageal reflux disease. Patients with a hiatal hernia have a weak muscle at the gastroesophageal junction, making the gastroesophageal reflux worse. Severe chest pain after eating. 2  This is often the case when there is a large hiatal hernia with all or most of the stomach located above the diaphragm. 3  This symptom suggests that the stomach is twisting. 4  Twisting causes the blood flow to the stomach to be too low.
Hiatal hernia. A hiatal hernia occurs when weakened muscle tissue allows your stomach to bulge up through your diaphragm. It's not always clear why this happens, but pressure on your stomach and age-related changes in your diaphragm may contribute to the formation of a hiatal hernia.ow a hiatal hernia forms. Your diaphragm is a large, dome-shaped muscle that separates your chest cavity from your abdomen. Normally, your esophagus passes into your stomach through an opening in the diaphragm called the hiatus.