Yale New Haven Hospital

Department of Laboratory Medicine
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IgG/albumin ratio, CSF

Lab Section: 

Immunology

 

Lab Location: 

Main Lab

Test ID: 

LAB3147

 

Methodology: 

Nephelometry

Schedule: 

Monday, Thursday

Reported: 

4 days

Specimen Requirements: 

Collection: 1.0 mL Cerebrospinal Fluid in a CSF Tube.
Pediatric volume: 0.5 mL.
Unacceptable conditions: Grossly hemolyzed specimens.
Stability: Ambient: 48 hours; Refrigerated: 7 days; Frozen: 3 months

 

Notes: 

Clinical Indications: CSF Index = (CSF lgG)(Serum Albumin)/(Serum IgG)(CSF Albumin)

Tests in this Panel:

 

IgG, CSF (Reference range ≤6.0 mg/dL)

IgG/Albumin Ratio, CSF (Reference range 0-0.23 mg/dL)

Albumin, CSF (Reference range ≤35.0 mg/dL)

CPT Code(s): 

82042, 82784

Last Changed: 

12/23/2016 13:35:39

Last Reviewed: 

9/26/2017 12:37:12 PM