ARUP Test Catalog
ARUP Consult Guide
Lab Tests Online
Lead, Urine

Mnemonic:    [U LEAD]
Name:    Lead, Urine
Specimen:    8 mL aliquot from a 24 hour or random urine collection. Patient Prep: Diet, medication, and nutritional supplements may introduce interfering substances. Patients should be encouraged to discontinue nutritional supplements, vitamins, minerals, nonessential over-the-counter medications (upon the advice of their physician). High concentrations of iodine may interfere with elemental testing. Abstinence from iodine-containing medications or contrast agents for at least 1 month prior to collecting specimens for elemental testing is recommended.

Specimen must be collected in a plastic container and refrigerated during collection.

A 24-hour sample is preferred, but a random sample is also acceptable.
Minimum Spec:    5 mL
Neonatal Spec:    5 mL
Transport Temp:    Refrigerated
Spec Stability:    Stable up to 2 weeks refrigerated.
Ref Lab/Code:    ARUP 0025060
  Method:    Inductively Coupled Plasma/ Mass Spectrometry
Processing Info:    Send 8 mL of urine sample in ARUP's Trace Element-Free Transport Tubes (clear w/blue caps).

Record total volume and collection time interval on the transport tubes and on the packing list

Enter the SR TIME and SR VOLUME in PathNet. Have a tech verify this information.

Collection instructions for a 24 hour urine sample