Gastroesophageal junction: The junction between the stomach and the esophagus; the place where the esophagus connects to the stomach.
- Gastroesophageal reflux
The return of stomach contents back up into the esophagus This frequently causes heartburn because of irritation of the esophagus by stomach acid. Gastroesophageal reflux disease (GERD) can lead to scarring and stricture of the esophagus, requiring stretching (dilating) of the esophagus. 10% of patients with gastroesophageal reflux disease develop Barrett’s esophagus which increases the […]
Gastrointestinal: Adjective referring collectively to the stomach and small and large intestines. The commonly used abbreviation for gastrointestinal is GI. (Outside of medicine, GI can also stand for galvanized iron, general issue or government issue – as in GI Joe).
- Gastrointestinal stromal tumor
Gastrointestinal stromal tumor: A type of tumor that usually begins in cells in the wall of the gastrointestinal tract. It can be benign or malignant. Abbreviated GIST. Malignant GISTs can occur from the esophagus to the rectum, but occur most commonly in the stomach and small intestine. Treatment for GIST includes STI571 (Gleevec), the first […]
- Gastrointestinal tract
Gastrointestinal tract: The stomach and intestines. Abbreviated GI tract.
A disease of the muscles of the stomach or the nerves controlling the muscles that causes the muscles to stop working. Gastroparesis results in inadequate grinding of food by the stomach and poor emptying of food from the stomach into the intestine. Gastroparesis may be associated with paralysis of the small intestine and colon. The […]