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B2MUR/FB2MU-M
BETA-2-MICROGLOBULIN,URINE

Test Code B2MUR/FB2MU-M 
Test BETA-2-MICROGLOBULIN,URINE 
Methodology Quantitative Chemiluminescent Immunoassay 
Specimen 1. Patient should empty bladder.
2. Have patient drink at least 0.5 liters of water.
3. Within 1 hour, collect a random urine specimen.
4. Transfer 3 mL from a well-mixed random collection to plastic, 10-mL urine tube.
If pH is greater than 8, lower pH to 6 - 8 by adding 1M HCL. If pH less than 6, increase pH to 6 - 8 by adding 5% NaOH. Titrate with appropriate preservative until pH of 6 - 8 has been reached. Record the pH on the transport tube.
5. Send frozen 
Reference Values Beta-2-Microglobulin, Urine : 0 - 300 g/L
Beta-2-Microglobulin, ratio to CRT: 0 - 300 g/g CRT 
Analytic Time 5-7 DAYS 
Day(s) Test Set Up SUNDAY THROUGH SATURDAY 
CPT Code(s) 82232