<prompt> Marker for ovarian carcinoma in serum is -CA-125FibronectinAcid PhosphatasePSA  <response>: Ans. a CA-125Ref: Robbins 9thpg 1033; Am J Prev Med 13 6: 444-6CA125- is a glycoproteinElevated levels in epithelial ovarian cancersCA-125 is the most frequently used biomarker for ovarian cancer detectionElevated CA125- not a specific markerIn other cancers, including endometrial cancer, fallopian tube cancer, lung cancer, breast cancer and gastrointestinal cancer.Benign conditions, such as endometriosis, PID, cirrhosis and diabetes mellitus 