A hiatal hernia is an anatomical abnormality in which part of the stomach protrudes through the diaphragm and up into the chest. Causes of hiatal hernia
A peptic ulcer is an ulcer in the lining of the stomach, duodenum, or esophagus. Ulcer formation is related to Helicobacter pylori bacteria in the stomach,
Dyspepsia (indigestion) is a functional disease in which the gastrointestinal organs, primarily the stomach and first part of the small intestine, function