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Beta-2 Microglobulin, Urine
Test Code010173
CPT Codes
82232
Preferred Specimen
Urine (random)
Minimum Volume
1 mL
Instructions
Patient should empty the bladder, then drink a large glass of water and collect a urine sample within 1 hour. Significant loss of B(2)-microglobulin activity may occur in acidic urine (pH <=6). Urine should always be collected at high diuresis and the pH adjusted to between 6 and 8 with 1 mol/L sodium hydroxide.
Transport Container
Plastic urine container (do not acidify)
Transport Temperature
Refrigerate
Specimen Stability
7 days room temp & refrigerated; 14 days frozen
Methodology
Immunochemiluminometric assay (ICMA)
Setup Schedule
Monday-Friday - 1st shift
