Beta-2 Microglobulin, CSF

0080054
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Example Reports
Abnormal
Normal
Ordering Recommendation

Evaluate central nervous system involvement of certain inflammatory or B-cell proliferative diseases.

Mnemonic
B2M CSF
Methodology

Quantitative Immunoturbidimetry

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

CSF. Also acceptable: CSF collected in plain red or green (sodium or lithium heparin).

Specimen Preparation

Centrifuge to remove cellular material. Transfer 0.5 mL CSF to an ARUP Standard Transport Tube. (Min: 0.4 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions
Remarks
Stability

After separation from cellular material: Ambient: 72 hours; Refrigerated: 1 week; Frozen: 2 weeks

Reference Interval

0.0-2.4 mg/L

Interpretive Data



Compliance Category

Modified FDA

Note
Hotline History
N/A
CPT Codes

82232

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Components
Component Test Code* Component Chart Name LOINC
0080061 Beta-2-Microglobulin, CSF 1951-3
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • B2 microglobulin CSF
  • B2M CSF
  • Beta 2 Microglobulin, CSF Test
  • CSF B2M
Beta-2 Microglobulin, CSF