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Heavy Metals Panel, 24-Hour Urine
Test Code36438
CPT Codes
82175, 83655, 83825
Includes
Arsenic, Lead, Mercury
CPT code 81050 may be added at an additional charge for volume measurement
CPT code 81050 may be added at an additional charge for volume measurement
Preferred Specimen
7 mL 24-hour urine submitted in an acid-washed, or metal-free leak-proof container
Patient Preparation
Avoid seafood consumption for 48 hours prior to collection.
Minimum Volume
3 mL
Instructions
Avoid worksite collection.
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 patient's 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 re-submission with a trace element tube/container is recommended.
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 patient's 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 re-submission with a trace element tube/container is recommended.
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 48 hours
Refrigerated: 5 days
Frozen: 14 days
Refrigerated: 5 days
Frozen: 14 days
Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Set up: Mon-Sat p.m.; Report available: 1 day
Limitations
Ingestion of seafood within three days of specimen collection can affect results.
Reference Range
| Arsenic, 24-Hour Urine | ≤80 mcg/L |
| Lead, 24-Hour Urine | <80 mcg/L |
| Mercury, 24-Hour Urine | ≤20 mcg/L |
Clinical Significance
Excessive exposure to Heavy Metals can cause acute and chronic toxicity. Heavy Metals Panel is intended to evaluate and monitor exposure to heavy metals and evaluate the process of detoxification.
