Gastro-esophageal reflux disease
(GERD) is a disorder involving troublesome symptoms associated with persistent reflux
of gastric contents into the esophagus. Symptoms include heartburn, cough,
epigastric pain, vomiting, and regurgitation.GERD is proposed to have 5 distinct
presentations—nonerosive GERD (NERD), erosive esophagitis (EE), functio...