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To assess for lead toxicity and monitor exposure to lead to assist in diagnosing lead poisoning.
Whole blood collected in a special lead-free royal blue– or tan-top tube. Plasma collected in a lavender-top (EDTA) tube is also acceptable.
(Method: Atomic absorption spectrophotometry)
|Conventional Units||SI Units (Conventional Units × 0.0483)|
|Children and adults (WHO, CDC; environmental exposure)||Less than 10 mcg/dL||Less than 0.48 micromol/L|
|OSHA (occupational exposure standard)||Less than 40 mcg/dL||Less than 1.93 micromol/L|
|OSHA = Occupational Safety and Health Administration; WHO = World Health Organization; CDC = Centers for Disease Control and Prevention.|