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How often should my CA-125 be tested if I'm undergoing cancer treatment?

Gustavo Rodriguez, MD
Gynecologic Oncology
Typically during treatment, doctors draw a CA-125 at each visit, which is essentially the day someone comes in for chemotherapy. Essentially they are trying to figure out if the individual is tolerating therapy well. Are there any side effects that the doctor needs to address? Does he or she look fit enough for treatment? And are the drugs working? So doctors assess that by markers like CA-125 to give them a clue. Clearly, if a drug is not working, doctors don’t want to keep giving these toxic, strong drugs.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.