식도염

B. clinical feature 1. heart burn - 제산제나 우유, 물등을 복용하면 증상이 완화된다. 2. angina-like or atypical chest pain 3. dysphagia, regurgitation 4. laryngitis, morning hoarseness C. diagnosis 1. the presence of reflux : ambulatory long-term esophageal pH monitoring (golden standard) : barium exam, scintigraphy : standard acid reflux test 2. the presence and complications of reflux esophagitis : barium study, esophagoscopy, mucosal biopsy : Benstein test 3. causative and predisposing factors : motility test - competence of LES and esophageal motor function : esophageal clearance test D. clssification of esophagitis grade 0 normal mucosa grade 1 GE junction 상부에 한 개 이상의 , 융합하지 않은 erythema or exudate grade 2 미란성, 삼출성병변이 서로 융합하나 식도 전 횡축을 침범하지는 않는다. grade 3 미란성, 삼출성병변이 식도 전 횡축을 침범 grade 4 ulcer, stricture, Barrett`s epithelium grade 0-2, mild grade 3-4, moderate to severe