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Laboratory Test Directory

Beta 2 Microglobulin, Serum

Components

Name Method Department Units
Beta 2 Microglobulin, Serum Nephelometry
Send Out mcg/mL

Specimen Requirements

Serum Spun

Container Type Container Size Specimen Volume
Preferred

Red tube, (no anticoagulant), No Gel

3 mL 1 mL
Alternate

Gold tube, (SST) with Gel

3.5 mL 1 mL
Alternate

Red Tube (no anticoagulant) with Gel

3 mL 1 mL
Stability

Frozen - 2 week(s)
Room temperature - 2 week(s)
Refrigerated - 2 week(s)

Specimen Preparation

  • Centrifuge within 4 hours, separate supernatant and refrigerate

Reasons for Rejection

  • Wrong collection tube
  • Gross lipemia

CPT Code

  • 82232