Used to find breast and ovarian cancers. CA 15-3 is a protein that is produced by normal breast cells, when an individual has cancer they are shed by the tumor cells and enter the bloodstream, making it useful as a tumor marker to follow the course of the cancer. This lab test may be useful for monitoring patients with metastatic breast cancer and ovarian cancers.
Individuals who need to monitor their response to treatment.
No special preparation is necessary prior to urine sample collection.
Benign diseases of the breast and liver may cause elevated results.
Cancer Antigen 15-3 – Quest Code – 5819
Estimated Turnaround Time for Results:
2-10 Business Days
For an exact turnaround time for results, please contact us at Personalabs and we will contact the lab on your behalf as turnaround times vary depending on testing location or lab testing provider.