[摘要] 目的：观察48例胃癌的好发部位、肉眼形态，大小及组织学类型，探讨其临床病理特点。方法：取胃壁肿瘤全层，癌旁黏膜及小于3 cm的病灶进行固定、包埋、组织切片、HE染色及组织学检查。结果：癌肿部位以胃窦部最多，占70.8%，肉眼形态以溃疡型最多，占79.2%(含局限溃疡型和浸润溃疡型)。小于3 cm的病灶大多为早期癌。结论：组织学类型与浸润深度及转移密切相关，并且随着肿瘤的进展，肿瘤细胞分化越来越差，浸润及转移率越来越高。胃癌与肠化生关系密切。

    [关键词] 胃癌；病理特点

    [中图分类号]R361[文献标识码]C [文章编号]1673-7210(2007)09(c)-146-02

    Study on pathological character of gastric carcinoma

    BA Ya-ping

    (Department of Pathology Medicine,Women and Children Medical Care Center of Luoyang,Luoyang 471000,China)

    [Abstract] Objective：To explore the pathological character of gastric carcinoma by observing predilection site,morphology and histolgical type in 48 samples.Methods: The samples were obtained from the whole layer of diseased regions ......