the tumour markers carcinoembryonic antigen ( cea ) , ferritin , cancer antigen 125 ( ca 125 ) and tissue polypeptide antigen ( tpa ) were measured by radioimmunoassay in sera from 80 patients with ovarian cancer pre-operatively , postoperatively , during cytostatic chemotherapy and on follow up .
C0041365
tumour markers
C0007082
carcinoembryonic antigen