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Test Code SOFT: CFIDX Cerebrospinal Fluid (CSF) IgG Index and Synthesis, Serum/Plasma and Spinal Fluid

Additional Codes

Ordering Mnemonic

EPIC NAME: CSF-INDEX AND SYNTHESIS

EPIC CODE: LAB555

 

Performing Laboratory

Saint Francis Medical Center-Chemistry

Specimen Requirements

Serum/Plasma and Spinal Fluid are required. Specimens must be obtained within 24 hours of each other.

 

Specimen Type: Serum or Lithium heparin plasma

Collection Container/Tube: Plain, red-top tube or serum gel tube, mint green top tube

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL

Collection Instructions: Label specimen as serum or plasma accordingly.

Stability: 7 days (R)

 

Specimen Type: Spinal fluid

Container/Tube: Screw-capped, sterile vial

Specimen Volume: 0.5 mL

Collection Instructions: Label specimen as spinal fluid.

Stability: 7 days (R)

Specimen Transport Temperature

Serum/Plasma: Frozen

Spinal Fluid: Ambient

Reference Values

See laboratory report.

Day(s) Test Set Up

Monday through Friday; day shift only

Test Classification and CPT Coding

82040-Albumin, serum/plasma

82042-Albumin, spinal fluid

82784 x 2-IgG, serum/plasma and spinal fluid

Methodology

Immunoturbidimetric Assay