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HelpTest Code B2M Beta-2-Microglobulin, serum
Laboratory Code
LAB49
Specimen Requirements
Specimen Type: Serum
Container/Tube: Red Top (Plain)
Volume: 6.0 mL
Minimum Volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 mins and centrifuge within 2 hrs.
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | Not available |
| Refrigerate | 8 days |
| Frozen | 6 months |
Methodology
Immunoturbidimetry
Days and Times Performed
Tuesday, TAT 8 days
Specimen Condition
| Gross Haemolysis | Alert/Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Reference Interval
970 – 2,640 ug/L
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Management of multiple myeloma and lymphoma.
Increased level is seen in renal insufficiency.
Service Code
31866
LOINC Code Information
1952-1
Alias
Beta Microglobulin
Update
Last updated 10/03/2025