Test Details

Mnemonic

B2M

Ordering Code

1011100

CPT-4 Code(s)

82232

Specimen Information

Collect

Serum separator tube (SST)

Specimen Preparation

Centrifuge, separate serum from cells and send 1.0 mL serum refrigerated in a screw capped plastic vial.

Alternate Specimen

Serum: Red top
Plasma: Lavender EDTA, green sodium or lithium heparin

Minimum Volume

0.5 mL

Transport Temperature

Refrigerated

Rejection Criteria

Grossly lipemic samples.

Stability

Room temperature: Undetermined
Refrigerated: 8 days
Frozen: 60 days

Methodology

Nephelometry
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Reference Range

1.0 - 2.6 mg/L
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Performing Laboratory

Warde Medical Laboratory
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New York DOH Approval Status

Yes
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