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Methodology: Graphite Furnace Atomic Absorption Spectrophotometry (GFAAS)
Edit Date: 4/19/2010
Performed: Monday-Friday
Released: Same day as tested
CPT Code: 83655
Specimen Collection Details
Collection: Whole blood in one 6 mL royal blue top tube (EDTA trace elements). Also acceptable: One 4 mL tan top tube (metal free) or 4 mL lavender top tube (EDTA), but lavender will require redraw if results are elevated.
Handling: Submit whole blood. Do not submit plasma.
Order this test if the patient is being monitored for occupational exposure. Include patient’s age, sex, and employer.
Stability: 10 days refrigerated.
Standard Volume: 3 mL EDTA whole blood.
Minimum Volume: 0.4 mL EDTA whole blood.
Transport: Refrigerated.
Rejection Criteria: Clotted specimen; heparinized whole blood.

Reference Range:
<20.0 µg/dL

PeaceHealth Laboratories