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Methodology: Enzymatic Trinder
Edit Date: 6/11/2010
Performed: Daily
Released: Same day as tested
CPT Code: 84550
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST). Also acceptable: One 4 mL green top tube (heparin) or one 4.5 mL plasma separator tube (PST).
Handling: Allow to clot, centrifuge SST or PST within 2 hours of collection and transport in original tube. Centrifuge green top tube within 2 hours of collection and separate plasma from cells into a plastic vial for transport. Refrigerate.
Stability: 48 hours refrigerated or 30 days frozen. Allow no more than one freeze/thaw cycle.
Standard Volume: 2 mL serum or plasma.
Minimum Volume: 0.5 mL serum or plasma.
Transport: Refrigerated, or frozen on dry ice.
Rejection Criteria: Specimen frozen/thawed more than once.

2.5-6.5 mg/dL
2.5-8.0 mg/dL

PeaceHealth Laboratories