The<unk> , also known as<unk>  peptic disorders are a collection of diseases involving<unk>  production in the stomach and nearby parts of the gastrointestinal tract. It includes gastroesophageal reflux disease, gastritis, gastric ulcer, duodenal ulcer, esophageal ulcer, Zollinger–Ellison syndrome and Meckel's diverticulum ulcer.<unk>  peptic disorders are the result of distinctive, but overlapping pathogenic mechanisms leading to either excessive<unk>  secretion or diminished mucosal defense.
Acid peptic diseases
Stomach cancer
Analeptic
Intestinal infectious diseases
Gastrointestinal cancer
Stomach disease
Carcinoid
Peptic ulcer disease