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慢性萎缩性胃炎是原因不明的慢性胃炎,在我国是一种常见病、多发病,在慢性胃炎中约占10%-30%。萎缩性胃炎分轻、中、重三级。肠化中的大肠型不完全化生与胃癌关系密切,属于癌前病变,不典型增生就是异型上皮增生,是腺管及表面上皮在增生中偏离正常的形态和功能,可见于炎症、糜烂、溃疡、息肉及癌的边缘上,可癌变、保持原状、逆转恢复。
Chronic atrophic gastritis is an unknown cause of chronic gastritis, is a common disease in our country, frequently-occurring disease, accounting for about 10% -30% of chronic gastritis. Atrophic gastritis sub-light, medium and heavy three. Intestinal metaplasia of incomplete intestinal metaplasia and gastric cancer are closely related to belong to precancerous lesions, atypical hyperplasia is dysplasia, dysplasia of the duct and surface epithelium in the normal form and function, can be seen in inflammation, erosion, Ulcers, polyps and cancer on the edge of cancer, remain the same, reverse recovery.