Beta-2 Microglobulin, Serum or Plasma
Also known as: B2M S
Use
Beta-2 Microglobulin, Serum or Plasma is used for risk stratification and staging of multiple myeloma, Waldenstrom macroglobulinemia, and other lymphoproliferative disorders. It aids in differentiating glomerular and tubular renal disease.
Special Instructions
Not provided.
Limitations
This test should not be performed using cerebrospinal fluid (CSF); it's not designed to distinguish between certain specific conditions, and any interpretations should be made in conjunction with clinical findings and other diagnostic results.
New York Approved
Methodology
Immunoassay (Other)
Biomarkers
LOINC Codes
- 1952-1 - B2 Microglob SerPl-mCnc
Result Turnaround Time
1 day
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
1 mL
Minimum Volume
0.3 mL
Container
ARUP Standard Transport Tube
Collection Instructions
Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer to an ARUP Standard Transport Tube.
Causes for Rejection
CSF specimens are not acceptable.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 72 hours |
| Refrigerated | 72 hours |
| Frozen | 6 months |
Other tests from different labs that may be relevant