癌胚抗原是一种肿瘤标志物,肿瘤标志物可以是肿瘤细胞合成和释放的,也可以是人体对肿瘤细胞作出反应之后产生的或者释放增加的。癌胚抗原值略升高或降低不一定有大问题,因为很多炎性及良性病变也可使其略升高或降低[详细]
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