Test Details
Mnemonic
DHT
Ordering Code
3422200
CPT-4 Code(s)
82642
Specimen Information
Collect
Red top
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum refrigerated in a screw capped vial.
Minimum Volume
0.6 mL
Transport Temperature
Refrigerated
Rejection Criteria
Serum separator tube (SST), plasma, moderate to grossly hemolyzed specimens, grossly icteric specimens
Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days
Refrigerated: 14 days
Frozen: 30 days
Methodology
Liquid Chromatography/Tandem Mass Spectrometry
Reference Range
Females: ≤20 ng/dL
Males: 12 - 65 ng/dL
Males: 12 - 65 ng/dL
Performing Laboratory
Quest
New York DOH Approval Status
Yes