title: EMERGENCY ESOPHAGOSCOPY IN THE DIAGNOSIS OF UPPER GASTROINTESTINAL HEMORRHAGE; A CRITICAL EVALUATION OF ITS DIAGNOSTIC ACCURACY.
mesh_terms: D003937:Diagnosis, Differential; D004932:Esophageal and Gastric Varices; D004941:Esophagitis; D004945:Esophagoscopy; D005756:Gastritis; D006471:Gastrointestinal Hemorrhage; D006801:Humans; D008103:Liver Cirrhosis; D008107:Liver Diseases; D010438:Peptic Ulcer Hemorrhage
keywords: DIAGNOSIS, DIFFERENTIAL; ESOPHAGEAL VARICES; ESOPHAGITIS; ESOPHAGOSCOPY; GASTRITIS; HEMORRHAGE, GASTROINTESTINAL; LIVER CIRRHOSIS; LIVER DISEASES; PEPTIC ULCER HEMORRHAGE