肿瘤标志物CEA有何临床意义 王瑞芹 山西省肿瘤医院 скачать в хорошем качестве

肿瘤标志物CEA有何临床意义 王瑞芹 山西省肿瘤医院

肿瘤标志物CEA有何临床意义 王瑞芹 山西省肿瘤医院 CEA(癌胚抗原)：CEA是胚胎发展期间产生的一种抗原，属癌胚胎性抗原，在妊娠头两个月存在于胎儿的肠管、胰和肝脏，CEA超过20ng/ml时往往提示消化道癌肿，主要相关肿瘤：广谱的肿瘤标志物，其它相关肿瘤：常见于肺癌、大肠癌、胰腺癌、胃癌、乳腺癌、甲状腺髓样癌等， What is the clinical significance of CEA CEA (carcinoembryonic antigen): CEA is an antigen produced during embryonic development, It belongs to carcinoembryonic antigen, In the first two months of pregnancy, it is found in the intestine, pancreas and liver of the fetus, When CEA is more than 20ng / ml, it often indicates cancer of digestive tract, Main related tumors: broad-spectrum tumor markers, Other related tumors: common in lung cancer, colorectal cancer, pancreatic cancer, gastric cancer, breast cancer, medullary thyroid cancer, etc,