Laboratory Test Information Guide

Details for Beta2 Microglobulin,Urine

Test Name: Beta2 Microglobulin,Urine
Alternate Name(s): B2 Microglobulin
Laboratory: Clinical Immunology
Specimen Type: Random urine
Collection Information: Preferred: patient voids urine then drinks a minimum of 0.5 L of water. Urine sample collected within one hour.
Requisition: GENERAL LABORATORY REQUISITION
Test Schedule: Batch
Turnaround time from when specimen
is received in testing laboratory:
 
Routine
10 days
Stat
 
 
Reference Range: B2MU: 35-202 ug/L
B2MU/creatinine ratio: 0-23 ug/mmol
Effective Date: 2010-02-03
Revised Date: 2019-03-20
Critical Value:  
Interpretive Comments: B2MU is increased in proximal tube dysfunction and some forms of cancer.
Testing includes urine creatinine.
Special Processing: Prepare an aliquot of the urine and freeze immediately.
Comments: B2MU is unstable in acidic urine
Turbidimetric assays not suitable for measurement of highly lipemic or hemolytic samples or samples containing high levels of circulating immune complexes
Method of Analysis: Turbidimetry
Critical Information Required:  
Storage & Shipment: Store and ship frozen.
System Codes: 
Cerner
B2MU
 
Referred To:  

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