Beta-2-Microglobulin, Serum

Abbrev Code:B2M   
Order Code:LAB49Order Name:BETA 2 microglobulin
Synonyms:Beta 2 Microglobulin
Methodology:Chemiluminescent immunoassay
CPT Codes: 82232 x1
Turnaround Time:Performed Mon-Fri; results are reported the same day.

Collection Instructions

Optimal Volume:0.8 mL
Minimum\Peds Volume:0.5 mL
Container:Red or gold (gel)
Alternate Containers: Red (no gel)
Causes for Rejection:Samples not separated from cells within 2 hours of collection.

Processing and Shipping

Specimen Processing:Within 2 hours centrifuge at room temperature; aliquot 0.3 mL, 0.15 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab UM Specialty Core/Prot/Endo (Immulite H) 


Reference Range:Less than 2.3 mg/L. The Siemens Immulite 2000 Beta-2-microglobulin chemiluminescent immunoassay method is used. Results obtained with different assay methods or kits cannot be used interchangeably.

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