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Alias Names: T3 Reverse
Methodology: Radioimmunoassay (RIA)
Edit Date: 11/17/2010
Performed: Tuesday-Friday
Released: 1-5 days after setup at PeaceHealth Laboratories’ reference lab.
CPT Code: 84482-90
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST). Also acceptable: One 4 mL lavender top tube (EDTA).
Handling: Allow to clot, centrifuge and separate serum or plasma into a plastic vial. Refrigerate and transport to lab within 6 days. If multiple tests are ordered, send separate specimen for this test.
Stability: 24 hours ambient, 7 days refrigerated, or 3 months frozen.
Standard Volume: 1 mL serum or plasma.
Minimum Volume: 0.3 mL serum or plasma.
Transport: Refrigerated.
Comments: This test is for investigational use only.

Birth-6 days: Over 7 days:
600-2500 pg/mL 90-350 pg/mL

PeaceHealth Laboratories