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HelpTest Code B2M Beta-2-Microglobulin, Serum
Specimen 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.
Children's Mercy Hospital
Note:
CMH COLLECTION: 2 mL blood in a vacutainer Preferred: Red gel Acceptable: Red
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 |
Testing Algorithm
For more information, see Multiple Myeloma: Laboratory Screening
Useful For
Prognosis assessment of multiple myeloma
Evaluation of renal tubular disorders
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | OK |
Day(s) Performed
Monday through Friday
Report Available
Same day/1 to 2 daysReporting Name
Beta-2-Microglobulin, SReference Values
1.21-2.70 mcg/mL
Method Name
Nephelometry
Performing Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82232