Test Overview
Test Methodology

Automated Chemiluminescent Immunometric Assay

Test Usage

Evaluation of renal tubular damage. Monitoring cadmium and mercury exposure.

Reference Range *

< or = 300 mcg/L

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Saturday
Analytic Time

1 day

Soft Order Code
MMLR
Synonyms
  • Beta-2-Microglobulin for Occupational Monitoring, Urine
Laboratory
Sendout
Reference Laboratory
Mayo B2MU
Section
Special Testing
Specimen Requirements
Collection Instructions

Instruct patient to void and discard first morning specimen, then drink at least 0.5 L of water. Within 1 hour of drinking water, collect random urine specimen. Add 1 M NaOH as a preservative to achieve pH of approximately 6-8. Freeze.

Normal Volume
3 mL urine
Minimum Volume
1 mL urine
Additional Information

Test sent to Mayo Medical Laboratories.

Billing
CPT Code
82232
Fee Code
20409
LOINC
1953-9
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