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Test Code B2M Beta-2-Microglobulin, Serum

Additional Codes

Torrance Memorial Laboratories Test Code:  62871663

Reporting Name

Beta-2-Microglobulin, S

Useful For

Prognosis assessment of multiple myeloma

 

Evaluation of renal tubular disorders

Testing Algorithm

For more information, see Multiple Myeloma: Laboratory Screening

Method Name

Nephelometry

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

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.


Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 28 days
  Frozen  28 days
  Ambient  14 days

Reject Due To

Gross hemolysis OK
Gross lipemia OK
Gross icterus OK

Reference Values

1.21-2.70 mcg/mL

Day(s) Performed

Monday through Friday

Report Available

Same day/1 to 2 days

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

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.

Forms

If not ordering electronically, complete, print, and send Renal Diagnostics Test Request (T830)