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Methodology: Enzymatic
Edit Date: 6/11/2010
Performed: Daily
Released: 24-48 hours after setup at PeaceHealth Laboratories’ reference lab
CPT Code: 83915-90
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST).
Handling: Allow to clot completely at ambient temperature, centrifuge and immediately separate serum from cells into a plastic vial. Refrigerate or freeze. Avoid repeated freeze/thaw cycles.
Stability: 4 hours ambient, 7 days refrigerated, or 2 weeks frozen at 0° C.
Standard Volume: 1 mL serum.
Minimum Volume: 200 µL serum.
Transport: Refrigerated; or if frozen, on dry ice.
Rejection Criteria: Ambient specimen received in laboratory more than 4 hours after collection.

PeaceHealth Laboratories