Test Details
Mnemonic
FLUPH
Ordering Code
3502860
CPT-4 Code(s)
80342 (G0480)
Specimen Information
Patient Preparation
Measure at least two weeks after initiating treatment.
Collect
Red top
Specimen Preparation
Centrifuge, separate serum from cells within 2 hours and send 1.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Plasma: Lavender EDTA, Sodium Heparin
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated
Rejection Criteria
Serum separator tube (SST), citrated plasma, whole blood, hemolyzed specimens, ACD
Stability
Room temperature: 2 days
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Methodology
Quantitative Liquid Chromatography/Tandem Mass Spectrometry
Reference Range
Therapeutic Range: 1.0 - 10.0 ng/mL
Toxic: >15 ng/mL
Toxic: >15 ng/mL
Performing Laboratory
ARUP
New York DOH Approval Status
Yes