<prompt> Tumor marker of ca ovary for follow upCEAPSACA 125BETA HCG  <response>: Ans. c CA 125Ref : Shaws 15th ed. 1422,, Shaws 15th ed. 928 Tissue markers such as CA-125 and NB70k are useful mainly in the follow-up of certain tumors. CA-125 is a glycoprotein and surface cell antigen which is secreted by the malignant epithelial tumors. Level of CA-125 more than 35 Uml suggests malignant and residual tumor, and indicates the need of chemotherapy. CA-125 is also raised in abdominal tuberculosis and endometriosis. CEA carcinoembryonic antigen more than 5 mg1 is seen in mucinous ovarian tumour. NOTE: CA-125 is raised in only 50 cases in Stage I and 90 in Stage II ovarian cancer. 