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Methodology: Multi-Analyte Fluorescence Detection
Edit Date: 6/2/2009
Performed: Monday, Wednesday, Friday
Released: 1-4 days after setup at PeaceHealth Laboratories’ reference lab.
CPT Code: 83520-90
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST). Also acceptable: 10 mL green top tube (lithium heparin).
Handling: Allow to clot, centrifuge and immediately separate serum or plasma from cells and pour into a plastic vial. Freeze. Critical frozen. Allow no more than one freeze/thaw cycle. If multiple tests are ordered, submit separate specimens for those tests.
Stability: After separation from cells: 30 minutes ambient, or 1 year frozen. Unstable refrigerated.
Standard Volume: 1 mL serum or plasma.
Minimum Volume: 300 µL serum or plasma.
Transport: Frozen on dry ice.
Comments: Elevated levels are seen in septic shock as well as in the CSF of meningitis and other central nervous system processes such as multiple sclerosis.
Rejection Criteria: Heat-activated, refrigerated, or contaminated specimen.

PeaceHealth Laboratories