Test Details
Mnemonic
IGEAB
Ordering Code
3724280
CPT-4 Code(s)
83520
Specimen Information
Patient Preparation
Overnight fasting is preferred.
Collect
Red top
Specimen Preparation
Centrifuge (15 - 30 minutes after collection), separate serum from cells and send 0.5 mL serum in a screw capped plastic vial.
Minimum Volume
0.3 mL
Transport Temperature
Room temperature
Rejection Criteria
Serum separator tube (SST), gross or moderate hemolysis, gross lipemia or icterus
Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Methodology
Immunoassay
Reference Range
<168 ng/mL
Performing Laboratory
Quest
New York DOH Approval Status
Yes