Test Name

• IGG INDEX+SYNTHESIS RATE

Test Code

• 2479

Test Synonym

• IgG Synthesis Rate, CNS Index

Minimum Volume

• 0.75 mL

Specimen Type

• CSF and Serum

Primary Container

• CSF And Serum, Serum Separator Tube, Plain Red Top Tube, Sterile Container, Transfer Tube

Transport Temp

• Ambient

TAT

• 5 days

Specimen Requirements

• 1.5 mL serum AND 1 mL CSF

Specimen Retention

• Serum AND Cerebrospinal fluid (CSF) Collect for serum Red-top tube or SST (gel-barrier tube) For the CSF - Spinal tab, transfer CSF to a plastic sterile tube This test requires both a CSF and a Serum sample