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１ 引言 Ｂａｒｒｅｔｔ食管系指食管远端正常的覆层鳞状上皮被特殊的柱状上皮所替代，被认为是一种癌前期的组织学改变。内科治疗目前多数选用抑酸药、Ｈ２受体阻滞药、质子泵抑制药及促胃动力药物，外科则采用贲门成形术。但以上治疗均仅可缓解症状，而无法逆转其肠上皮化生?
1 Introduction Barrett’s esophagus refers to the normal esophageal squamous epithelium was replaced by a special columnar epithelium is considered a precancerous histological changes. At present, the majority of medical treatment selection of acid-suppressing drugs, H2 receptor blockers, proton pump inhibitors and gastric motility drugs, surgical cardiaoplasty. But the above treatment can only relieve the symptoms, but can not reverse the intestinal metaplasia?