Evaluate central nervous system involvement of certain inflammatory or B-cell proliferative diseases.
Within 24 hours
CSF. Also acceptable: CSF collected in plain red or green (sodium or lithium heparin).
Centrifuge to remove cellular material. Transfer 0.5 mL CSF to an ARUP Standard Transport Tube. (Min: 0.4 mL)
After separation from cellular material: Ambient: 72 hours; Refrigerated: 1 week; Frozen: 2 weeks
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
|Component Test Code*||Component Chart Name||LOINC|
- B2 microglobulin CSF
- B2M CSF
- Beta 2 Microglobulin, CSF Test
- CSF B2M