Serum CA 12-5 concentrations and CA 12-5/CEA ratios in patients with epithelial ovarian cancer.


In attempts to increase the specificity of the CA 12-5 test the ratio of CA 12-5 and CEA concentrations has been determined in 155 cancer patients, all of whom had an increased serum CA 12-5. The patients included 47 with epithelial ovarian cancer, 38 with colorectal cancer, 24 with cervical cancer, 20 with lung cancer, 17 with gastric cancer, and 9 with… (More)


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