The Cancer Antigen (CA 125 Test) 125 test is often used to assess the risk for ovarian cancer, evaluate or monitor cancer treatment. Elevated values are sometimes found in various benign diseases. The CA 125 test is today the most important tumor marker for monitoring therapy and progress of patients with serous ovarian carcinoma. Turnaround time for the CA-125 test is typically 1 business day.
It is recommended that collection for the CA-125 test occur at least 3 weeks after primary chemotherapyand at least two months following abdominal surgery.