The serum levels of carcinoembryonic antigen (CEA),carbohydrate antigens9 9(CA9 9) and (CA) were measured in cases of benign diseases of the stomach and large bowels and 8 cases of gastric cancer and colorectal cancers.
The serum levels of carcinoembryonic antigen (CEA),carbohydrate antigens9 9(CA9 9) and (CA) were measured in cases of benign diseases of the stomach and large bowels and 8 cases of gastric cancer and colorectal cancers.
对 例胃、大肠良性疾病患者（良性疾病组）及8例胃癌、大肠癌患者（恶性疾病组）血清癌胚抗原（CEA）、糖链抗原99（CA99）、糖链抗原（CA）进行了测定。