Immunoglobulin G/Albumin Ratio, CSF
0050680
 
Ordering Recommendation
Mnemonic
IGG/ALB
Methodology
Nephelometry
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.  
Specimen Preparation
Centrifuge and separate to remove cellular material. Transfer 1 mL CSF to an ARUP Standard Transport Tube. (Min: 0.4 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Grossly bloody or hemolyzed specimens.  
Remarks
 
Stability
Ambient: 8 hours; Refrigerated: 8 days; Frozen: 1 year  
Reference Interval
IgG, CSF: 0.0-6.0 mg/dL
Albumin, CSF: 0-35 mg/dL
CSF IgG/Albumin Ratio: 0.09-0.25
Interpretive Data
Note
CPT Code(s)
82784; 82042
Components
Component Test Code*Component Chart Name
0050200Albumin, CSF
0050670Immunoglobulin G CSF
0080175CSF IgG/Albumin Ratio
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
  • IgG/Albumin Ratio