Test Details
Mnemonic
HEPF4
Ordering Code
3004060
CPT-4 Code(s)
86022
Specimen Information
Collect
Serum separator tube (SST)
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Plasma: Yellow ACD or light blue sodium citrate
Serum: Red top
Serum: Red top
Minimum Volume
0.5 mL
Transport Temperature
Frozen
Rejection Criteria
Hemolyzed or lipemic specimens, heparinized plasma, microbially contaminated, icteric, heat-inactivated.
Stability
Room temperature: Undetermined
Refrigerated: 48 hours
Frozen: 2 years
Refrigerated: 48 hours
Frozen: 2 years
Methodology
Enzyme Linked Immunoassay
Reference Range
<0.4000 OD
Performing Laboratory
Warde Medical Laboratory
New York DOH Approval Status
Yes