ProPath Test Menu


Beta-2 Microglobulin


TEST DIRECTORY
Test Name
Beta-2 Microglobulin
Test Code
BMG
SPECIMEN REQUIREMENTS
Specimen Requirements
Minimum of 0.5 mL serum; alternately 0.5 mL serum from Red Top tube
Supplies for Submission
SST/Gold Top (1); alternately Red Top (1)
Specimen Collection
  1. Label serum separator tube (SST) with two identifiers. Acceptable identifiers include patient’s name, date of birth, social security number, requisition number, and medical record number.
  2. Allow SST contents to clot in an upright position for at least 30 minutes (60 minutes for Red Top tube).
    • SST specimen - centrifuge within 2 hours of collection and refrigerate.
    • Red Top specimen - centrifuge within 2 hours of collection, transfer serum to a plastic transport tube labelled appropriately and as Red Top serum, and refrigerate.
Storage Requirements
Refrigerated.
Specimens are stable if refrigerated for 1 week or frozen for 6 months.
GENERAL AND TECHNICAL INFORMATION
Turn Around Time
7 days
CPT Code
82232