内镜黏膜下剥离术治疗Barrett食管早期黏膜病变
Zhejiang Journal of Integrated Traditional Chinese and Western Medicine(2012)
Abstract
<正>近年来食管腺癌(esophageal adenocarcinoma,EA)发病率不断升高,Barrett食管(Barrett's esophagus,BE)是EA唯一公认的癌前病变和致病因素。BE的癌变过程为特殊肠上皮化生(specialized intestinal metaplasia,SIM)→轻度异型增生(low gradedysplasia,LGD)→高度异型增生(high grade dysplasia,HGD)→腺癌(adenocarcinoma)。中、重度异型增
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