INTERLEUKIN 6

Test Documentation
Specimen Required
Draw blood in a SST. Centrifuge, separate serum from cells within 2 hours and send 1.0 mL serum (0.3 mL minimum) frozen in a screw-capped plastic vial. CRITICAL FROZEN.

Alternate Specimen
Plasma: Lithium heparin
Serum: Red-top

Rejection Criteria
Heat inactivated or refrigerated specimens

Methodology
Quantitative Multiplex Bead Assay

Stability
After separation from cells: Room Temperature: 30 minutes; Refrigerated: Unacceptable; Frozen: 1 year

Reference Range
<=5 pg/mL

Performed
Monday, Wednesday, Friday

Turnaround Time2-6 days
Test CodeINT6
CPT-4 Code (s)
83520
LOINC Codes
26881-3

Warde
Medical
Laboratory