Clinics and Departments

Laboratory Services

Lab Dept:

Chemistry

Test Name:

BETA-2-MICROGLOBULIN

General Information

Lab Order Codes:

BET2

Synonyms:

B2 Microglobulin; Beta Microglobulin 2

CPT Codes:

82232 – Beta-2 microglobulin

Test Includes:

Beta-2-Microglobulin concentration reported in mcg/mL.

Logistics

Test Indications:

Useful for prognosis evaluation of multiple myeloma and for evaluation of renal tubular disorders.

Lab Testing Sections:

Chemistry - Sendouts

Referred to:

Mayo Medical Laboratories (MML Test: 9234/B2M)

Phone Numbers:

MIN Lab: 612-813-6280

STP Lab: 651-220-6550

Test Availability:

Daily, 24 hours

Turnaround Time:

1 - 2 days, test set up is Monday - Saturday

Special Instructions:

N/A

Specimen

Specimen Type:

Blood

Container:

Red top tube

Draw Volume:

3 mL (Minimum: 1.5 mL) blood

Processed Volume:

1 mL (Minimum: 0.5 mL) serum

Collection:

Routine venipuncture

Special Processing:

Lab Staff: Centrifuge specimen, remove serum aliquot in a screw-capped round bottom plastic vial. Store and ship at refrigerated temperatures. Forward promptly.

Patient Preparation:

None

Sample Rejection:

Specimens other than serum; mislabeled or unlabeled specimens; gross lipemia

Interpretive

Reference Range:

1.21 – 2.70 mcg/mL

Critical Values:

N/A

Limitations:

N/A

Methodology:

Nephelometry

References:

Mayo Medical Laboratories July 2013

Updates:

12/3/2013: Reference range update, previously listed as: 0.70 – 1.80 mcg/mL



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