Methodology
Immunoassay (IA)
Synonyms
IL 6; IL6; Cytokine; IL 6 HS
Specimen Type
Serum
Performing Lab
Quest Diagnostics San Juan Capistrano
Epic ID
LAB01005
Lab Test Days
Daily
Standard TAT
1-2 Days
Collection Information
Specimen Required
1-2 mL Blood
Container Type
Red Top (No Additive)
Collection Instructions
No biotin supplements 48 hours prior to blood draw
Processing Information - Lab Use Only
Transport Temperature
Frozen-Only
Specimen Stability
Room Temp: 24 Hours; Refrigerated: 48 Hours; Frozen: 7 Months
Rejection Criteria
Received room temp; Received refrigerated; Gross hemolysis
Test Volume Required
1 mL Serum
Minimum Test Volume
0.5 mL Serum
Processing Instructions
Do not thaw.
CPT Codes
83529
Revised
10/13/26
Initials
IM