Cancer Antigen - 125 (CA-125)

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CA 125 test measures the amount of the protein CA 125 (cancer antigen 125) in the blood. This test may be used to monitor certain cancers during and after treatment. In some situations, the test may be used to look for early signs of ovarian cancer in people with a very high risk of the disease.

Test information: Fasting not necessary, but preferred

Reporting: Within 12 hours*

  • Fasting is not necessary but preferred.
* For details, please see service-related policies

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