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Blood Tests for Cancer: What You Need to Know

Blood tests can be used to detect cancer in some cases. What tests are done to check for cancer?

Common tests used to detect cancer include complete blood count (CBC), tumor markers, blood protein testing, and circulating tumor cell tests.

What cancers are detected by blood tests?

Blood tests can be used to detect certain types of cancer, such as leukemia, lymphoma, and multiple myeloma.

Who performs blood tests for cancer?

Blood tests for cancer are typically performed by a doctor or nurse.

What is a complete blood count?

A complete blood count (CBC) is a test that measures the number of red and white blood cells, as well as the amount of hemoglobin in the blood. It can be used to detect anemia, infection, and other conditions.

What are tumor markers?

Tumor markers are substances that are produced by cancer cells and can be detected in the blood. They can be used to detect the presence of cancer, as well as to monitor the progress of treatment.

What is blood protein testing?

Blood protein testing is a test that measures the levels of certain proteins in the blood. These proteins can be used to detect the presence of cancer.

What is a circulating tumor cell test?

A circulating tumor cell test is a test that looks for cancer cells in the blood. It can be used to detect the presence of cancer, as well as to monitor the progress of treatment.

How do I prepare for a blood test?

Before a blood test, you should talk to your doctor about any medications you are taking and any allergies you may have. You should also avoid eating or drinking for several hours before the test.

What can I expect during a blood test?

During a blood test, a small sample of blood will be taken from your arm. The sample will then be sent to a laboratory for testing.

What should I expect after a blood test?

After a blood test, you may experience some bruising or soreness at the site where the blood was taken. This should go away within a few days.

What are the risks of blood testing for cancer?

The risks of blood testing for cancer are minimal. The most common risk is bruising or soreness at the site where the blood was taken.

When should I know the results of my cancer blood tests?

The results of your cancer blood tests should be available within a few days. Your doctor will discuss the results with you.

References

  • American Cancer Society. (2020). Blood Tests for Cancer. Retrieved from https://www.cancer.org/treatment/diagnosis-staging/tests/blood-tests.html
  • Mayo Clinic. (2020). Blood Tests. Retrieved from https://www.mayoclinic.org/tests-procedures/blood-tests/about/pac-20393855
  • National Cancer Institute. (2020). Tumor Markers. Retrieved from https://www.cancer.gov/about-cancer/diagnosis-staging/tumor-markers

Keywords: blood tests, cancer, complete blood count, tumor markers, blood protein testing