Test Details
Mnemonic
LACOS
Ordering Code
3513660
CPT-4 Code(s)
80235
Specimen Information
Collect
Red top
Specimen Preparation
Centrifuge and separate serum from red cells and send 2.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Plasma: Lavender EDTA, green sodium heparin
Minimum Volume
1.0 mL
Transport Temperature
Refrigerated
Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days
Refrigerated: 14 days
Frozen: 30 days
Methodology
High Performance Liquid Chromatography/Tandem Mass spectrometry (LC-MS/MS)
Reference Range
See report
Performing Laboratory
Quest Valencia
New York DOH Approval Status
Yes