The epigastric pain in duodenal ulcer.
D004381:Duodenal Ulcer / Q000503:physiopathology*; D004724:Endoscopy; D004947:Esophagus; D005764:Gastroesophageal Reflux / Q000150:complications; D006548:Hernia, Diaphragmatic / Q000150:complications; D006801:Humans; D010146:Pain