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Immunoglobulin G, CSF Index
Test CodeIGSYN
CPT Codes
82784(x2);82040;82042
Preferred Specimen
CSF and serum separator tube. Serum specimen should be drawn within 48 hours of CSF collection. Centrifuge and separate CSF to remove cellular material. Separate serum from cells ASAP or within 2 hours of collection.
Minimum Volume
Transfer 1 mL CSF and 1 mL serum. (Min: 0.5mL CSF and 0.5mL serum)
Transport Temperature
Refrigerated.
Specimen Stability
Ambient: 8 hours; Unacceptable; Refrigerated: 14 days; Frozen: 6 months (if frozen within 24 hours)
Setup Schedule
Performed Sun-Sat
Report Available
Within 24 hours or receipt of sample.
Additional Information
IGSYN
Last Updated: June 21, 2021
