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Beta-2 Microglobulin Tumor Marker

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Also known as: B2M; B2M; β2-Microglobulin; Thymotaxin
Formal name: Beta2 Microglobulin, Serum, Urine, or CSF

Were you looking for the Beta-2 Microglobulin test that is ordered to evaluate kidney disease?

At a Glance

Why Get Tested?

To help evaluate the severity and prognosis of certain cancers, including multiple myeloma and lymphoma

When to Get Tested?

When you have been diagnosed with multiple myeloma or certain other cancers; sometimes to monitor disease activity and treatment

Sample Required?

A blood sample drawn from a vein in your arm; sometimes a 24-hour urine sample; rarely a cerebrospinal fluid (CSF) sample

Test Preparation Needed?