Test Details

Mnemonic

HYDMS

Ordering Code

1757540

CPT-4 Code(s)

80361 (G0480)

Specimen Information

Collect

Red-top
more

Specimen Preparation

Centrifuge and separate serum from cells within 4 hours. Send 1.0 mL serum refrigerated in a screw-capped plastic vial.
more

Alternate Specimen

Plasma: Lavender EDTA, green sodium or lithium heparin, gray sodium fluoride
more

Minimum Volume

0.5 mL
more

Transport Temperature

Refrigerated
more

Rejection Criteria

Whole blood frozen, SST tube
more

Stability

Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 14 days
more

Methodology

High Performance Liquid Chromatography/Tandem Mass Spectrometry
more

Reference Range

<5 ng/mL
For medical use only
more

Performing Laboratory

Warde Medical Laboratory
more