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Test Code
This test is a lab developed test. For further information, see the Compliance Remarks section below.
SynonymsArsenic, Blood; Lead, Blood; Mercury, Blood; Cadmium Blood
Container TypeRoyal blue top tube (metal free EDTA)
Supply Item Number9734
Specimen TypeWhole blood
Patient PrepDiet, 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) and avoid shellfish and seafood for 48-72 hours before collection.
Store and TransportAmbient (room temperature)
StabilityRoom Temp 1 week  Refrigerated 2 weeks  
Unacceptable ConditionHeparin anticoagulant
LimitationsMercury is volatile; concentration may reduce after seven or more days of storage. If the specimen is drawn and stored in the appropriate container, the arsenic and lead values do not change with time.
Reference LaboratoryPAML
CPT Codes82175, 83655, 83825, 82300
Interface Order Code84999.Z654
Billing CodeHMTL4
Test ScheduleMon-Fri
Turnaround Time1-3 days
MethodInductively Coupled Plasma-Mass Spectrometry (ICP-MS)
Reference Ranges
Arsenic, Blood0.0-13.0ug/L
Mercury, Whole Blood0.0-10.0ug/L
Lead, Blood0.0-5.0ug/dL
Cadmium, Blood0.0-5.0ug/L
Compliance RemarksThis test was developed and its performance characteristics determined by PAML. The U.S. Food and Drug Administration (FDA) has not approved or cleared this test. However, FDA approval or clearance is currently not required for clinical use of this test. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions. PAML is authorized under Clinical Laboratory Improvement Amendments (CLIA) to perform high-complexity testing.

Interface Codes
typeorder codetest descriptionresult coderesult descriptionunitsdecimal placesloinc code
o84999.Z654Heavy Metals 4, Whole Blood
r84999.Z654Heavy Metals 4, Whole Blood82175.Z23Arsenic, Whole Bloodug/L15583-0
r84999.Z654Heavy Metals 4, Whole Blood82300.Z19Cadmium, Whole Bloodug/L15609-3
r84999.Z654Heavy Metals 4, Whole Blood83655.Z20Lead, Whole Bloodug/dL177307-7
r84999.Z654Heavy Metals 4, Whole Blood83825.Z17Mercury, Whole Bloodug/L15685-3