1 - 5 days
Arsenic (As), Urine
Cadmium (Cd), Urine
Lead (Pb), Urine
Mercury (Hg), Urine
HEAVY METAL SCREEN, URINE 24H
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Inductively Coupled Plasma/Mass Spectrometry
Detecting arsenic, cadmium, mercury, and lead exposure and toxicity in 24-hour urine specimen.
ARSENIC: 0-17 years: not established, > or =18 years: <18 mcg/24 hour;
CADMIUM: 0-17 years: not established, > or =18 years: <0.6 mcg/24 hour;
MERCURY: 0-17 years: not established, > or =18 years: <2 mcg/24 hour, Toxic concentration: >50 mcg/24 hour; The concentration at which toxicity is expressed is widely variable between patients. 50 mcg/24 hour is the lowest concentration at which toxicity is usually apparent.
LEAD: 0-17 years: not established, > or =18 years: <1 mcg/24 hour.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Collect 24 hour urine in a clean, plastic container with no metal cap or glued insert and no preservative. Aliquot urine into a clean, plastic container with no metal cap or glued insert and refrigerate within 4 hours of completion of collection. Record 24 hour urine volume and collection dates/times on the request form. Patient should not eat seafood for a 48 hour period prior to start of collection. Collection must take place prior to or 48 hours after administering gadolinium-containing contrast media. If the patient is an Ohio resident, complete the appropriate sections of the Ohio Lead Reporting Form and submit with the specimen.