[A pathological study on endoscopical sclerotherapy for esophageal varices].
D000368:Aged; D004621:Embolization, Therapeutic; D004935:Esophageal Diseases / Q000473:pathology; D004932:Esophageal and Gastric Varices / Q000473:pathology / Q000628:therapy*; D004945:Esophagoscopy; D004947:Esophagus / Q000473:pathology*; D006471:Gastrointestinal Hemorrhage / Q000628:therapy; D006801:Humans; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications / Q000473:pathology; D014456:Ulcer / Q000473:pathology