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HelpTest Code BETA2MICROGLOB Beta-2-Microglobulin, Serum
Additional Codes
St. Luke's Compendium Code (iatric): L901.1300
Reporting Name
Beta-2-Microglobulin, SUseful For
Prognosis assessment of multiple myeloma
Evaluation of renal tubular disorders
Testing Algorithm
For more information, see Multiple Myeloma: Laboratory Screening
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumSpecimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 28 days | |
| Frozen | 28 days | ||
| Ambient | 14 days |
Special Instructions
Reference Values
1.21-2.70 mcg/mL
Day(s) Performed
Monday through Friday
Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
82232
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| B2M | Beta-2-Microglobulin, S | 1952-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| B2M | Beta-2-Microglobulin, S | 1952-1 |
Report Available
Same day/1 to 2 daysMethod Name
Nephelometry
Forms
If not ordering electronically, complete, print, and send Renal Diagnostics Test Request (T830)