Methodology
Enzyme Linked Immunosorbent Immunoassay (ELISA)
Synonyms
IL-1 Beta; Cytokine
Specimen Type
Serum or Plasma
Performing Lab
Quest Diagnostics San Juan Capistrano
Epic ID
Other Reference Test
Lab Test Days
Wednesday
Standard TAT
6 Days
Collection Information
Specimen Required
1-2 mL Blood
Container Type
Red Top (No Additive)
Collection Instructions
1.7-2.8Plasma collected in a sodium citrate (light blue-top) tube is also acceptable. Cytokine levels may demonstrate diurnal variation. Recommend cytokine levels be determined at the same time of day for improved longitudinal comparison.
Processing Information - Lab Use Only
Transport Temperature
Frozen-Only
Specimen Stability
Room Temp: 24 Hours; Refrigerated: 48 Hours; Frozen: 21 Days
Rejection Criteria
Gross hemolysis; Gross lipemia; Specimen containing visible particulate matter; Serum separator tube (SST)
Test Volume Required
1 mL Serum or Plasma
Minimum Test Volume
0.5 mL Serum or Plasma
CPT Codes
83520
Revised
07-09-17
Initials
SL