Specimen:

Random Urine

Collection Medium:

Alternate
Collection Media:

Call laboratory for additional acceptable specimen collection 
containers.

Minimum:

Adult Preferred Minimum:  4 mL random urine
Adult Absolute Minimum:  1 mL random urine
Pediatric Preferred Minimum:  2 mL random urine
Pediatric Absolute Minimum:  0.4 mL random urine

Specimen
Instructions:

For random collection, have patient empty bladder, drink a large glass 
of water, then collect a urine specimen within 1 hour.

Analytic Time:

2 working days (upon receipt)

Reference Range:

Beta-2-Microglobulin, Urine
  0-160 ug/L

Beta-2-Microglobulin per gram of creatinine
  0-300 ug/g crt

Methodology:

Chemiluminescent Immunoassay

CPT Code:

82232