Stanford Hospital & Clinics and Lucile Packard Children’s Hospital
Test Name : Arsenic Fractionation, Urine Order Code : YUARS
Note: This is a Sendout/Referred Test and is only offered to registered patients of SHC or LPCH.
Specimen Type: Urine
Container Type: Urine Container, 24-hour graduated: 24Urine
Required Volume: 10 mL
Minimum Volume (Pediatric): 5 mL
Methodology: Liquid-Liquid Extraction/Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)
Standard Run Times: Mon-Fri 11am
Turnaround Time: 3 days
Special Handling: Send refrigerated 10 mL from a 24-hour urine collection. Collection Instructions: No preservative. Collect in a clean, plastic urine container(s) with no metal cap(s) or glued insert(s). Refrigerate specimen within 4 hours of completion of 24-hour collection. Patient should not eat seafood for a 48-hour period prior to start of collection. High concentrations of gadolinium and iodine are known to interfere with most metals tests. If either gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours. 24-Hour volume is required. Urine Preservative Collection Options: The addition of preservative or application of temperature controls must occur within 4 hours of completion of the collection. Acceptable: 6N HCl, 50% Acetic Acid, Toluene. NOT ACCEPTABLE: Na(2)CO(3), 6N HNO(3), Boric Acid, Thymol
CPT Codes: 82175
Department: Sendouts
Clinical Specialties: Toxicology/Therapeutic Drug Monitoring
Sendout Lab: Mayo Medical Laboratories