Test Details
Mnemonic
PHENZ
Ordering Code
3508590
CPT-4 Code(s)
80338 (G0480)
Specimen Information
Collect
Red top
Specimen Preparation
Centrifuge, separate serum from cells and send 5.0 mL serum in a screw capped plastic amber vial. PROTECT FROM LIGHT.
Alternate Specimen
Plasma: Lavender EDTA
Minimum Volume
2.2 mL
Transport Temperature
Frozen
Rejection Criteria
Serum separator tube (SST), Plasma separator tube (PST), specimens not light protected, specimens received room temperature or refrigerated
Stability
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen (-20°C): 16 days
Frozen (-70°C): 19 days
Refrigerated: Unacceptable
Frozen (-20°C): 16 days
Frozen (-70°C): 19 days
Methodology
Gas Chromatography (GC)
Reference Range
See report
Performing Laboratory
NMS Labs
New York DOH Approval Status
Yes