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Methodology: Two-Site Enzyme Immunoassay (EIA)
Edit Date: 6/11/2010
Performed: Tuesday, Thursday
Released: 1-6 days after setup at PeaceHealth Laboratories’ reference lab
CPT Code: 84206-90
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST). Also acceptable: EDTA plasma. Patient must be fasting 12-15 hours before collection.
Handling: Allow to clot, centrifuge in a refrigerated centrifuge, and immediately separate serum or plasma from cells. Freeze. If multiple tests are ordered, send a separate specimen for this test.
Stability: 7 days refrigerated or 3 months frozen. Specimen unstable ambient.
Standard Volume: 1 mL serum or plasma.
Minimum Volume: 200 µL serum or plasma.
Transport: Frozen on dry ice.
Rejection Criteria: Ambient specimen.

0-1 year: Not established
2 years & over: 2.1-26.8 pmol/L

PeaceHealth Laboratories