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Urine Lead 24 HR

Centralized Core Laboratory - Cleveland Clinic Laboratories : Send Out

Test ID :
Test Workstation :
Specimen Type:
Urine Container
Tube Type:
24 Hour Urine Collection
Collection Volume:
8.0 mL
Minimum Volume:
1.0 mL
Sent to Reference Laboratory. Days Performed: Sun -Sat.
Inductively Coupled Plasma/Mass Spectrometry
Special Instructions:
8.0 mL (minimum 1.0 mL) aliquot from a wellmixed 24 hour urine. Collect specimen in clean container. Instruct patient on 24 hour urine collection. To begin the urine collection, have the patient void. DISCARD THIS URINE SPECIMEN. This is best done with the first morning specimen. Note the time and record on the requisition. From then on collect all the urine that is voided and place in container. If more than one container is needed, please mark the first as #1 of 2 and retain on the floor until collection is complete. The final void should be made 24 hours after the first void described earlier. The specimen should be included with collection. Refrigerate urine during collection. Indicate total volume on requisition. Send aliquot in metalfree plastic container. Specimen must not come in contact with rubber, metal, or glass. Patient Prep: Diet, medication, and nutritional supplements may introduce interfering substances; Patients should be encouraged to discontinue nutritional supplements, vitamins, minerals, and nonessential overthecounter medications upon advise from physician; High concentrations of iodine may interfere with elemental testing; collection of urine specimens from patients receiving iodinated or gadoliniumbased contrast media should be avoided for a minimum of 72 hours postexposure; collection from patients with impaired kidney function should be avoided for a minimum of 14 days postcontrast media exposure.
2-6 days
Additional Info:
Reference range: Lead per 24h (ur/day): 0.0-8.1 ug/d; Lead, per volume (ug/L): 0.0-5.0 ug/L
CPT Code:
Panel Includes:
1.Lead (ug/L ) 2.Lead (ug/day) 3.Lead (ug/g Creatinine) 4.Creatinine

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