HEAVY METALS PANEL, URINE, 24 HOUR

Components
Includes Arsenic, Lead, and Mercury

Specimen Required
Collect 24 hour urine in acid washed container. Mix well and send 7.0 mL urine (3.0 mL minimum) refrigerated in acid washed screw-capped plastic container. Avoid worksite collection. Avoid seafood consumption for 48 hours prior to collection. Record total volume on specimen container and test requisition. Call lab for collection container. A complete heavy metal form must accompany sample. Tests performed on a specimen submitted in a non-trace element tube or non acid washed/non metal free container may not accurately reflect the patients level. If a non-trace element tube/container is received, it will be accepted for testing. However, elevated results shall be reported with a message that a re-submission with a trace element tube/container is recommended.

Rejection Criteria
Urine acidified with HCl

Methodology
Inductively Coupled Plasma/Mass Spectrometry

Stability
Room Temperature: 48 hours; Refrigerated: 5 days; Frozen: 14 days

Reference Range
Arsenic:   <81 mcg/L  
Lead:   <80 mcg/L  
Mercury:   <21 mcg/L  

Performed
Tuesday, Thursday, Saturday

Turnaround Time3-5 days
Test CodeUHMT
CPT-4 Code (s)
82175, 83655, 83825
LOINC Codes
TV   3167-4  
Arsenic 24hr   21074-0  
Lead 24hr   20625-0  
Mercury 24hr   21383-5  

Warde
Medical
Laboratory