title: Black oesophagus.
authors.affiliation: Division of Gastroenterology, Department of Internal Medicine, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan and Department of Internal Medicine, Taichiung Armed Forces General Hospital, Taichiung, Taiwan.
authors.forename: M-C
authors.initials: MC
authors.lastname: Lin
authors.affiliation: Department of Internal Medicine, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan.
authors.forename: H-C
authors.initials: HC
authors.lastname: Chu
authors.affiliation: Department of Internal Medicine, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan. endoscopy@ndmctsgh.edu.tw.
authors.forename: P-J
authors.initials: PJ
authors.lastname: Chen
mesh_terms: D000208:Acute Disease; D000368:Aged; D016145:Endoscopy, Digestive System; D004947:Esophagus / Q000473:pathology*; D006471:Gastrointestinal Hemorrhage / Q000188:drug therapy* / Q000209:etiology*; D006801:Humans; D008297:Male; D009336:Necrosis; D054328:Proton Pump Inhibitors / Q000008:administration & dosage*; D012307:Risk Factors; D013392:Sucralfate / Q000008:administration & dosage*
chemical_list: D054328:Proton Pump Inhibitors; D013392:Sucralfate