A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Heavy Metals Panel, 24-Hour Urine
Test CodeHMSUA
Quest Code
36438
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 aliquot of a well-mixed 24-hour urine collected in an acid-washed or metal-free container
See Urine in the Blood, Urine and Stool section of Specimen Collection and Handling.
If multiple 24-Hour tests will be ordered, see 24-Hour Urine Collection: Requirements for Multiple Tests in Specimen Collection and Handling.
See Urine in the Blood, Urine and Stool section of Specimen Collection and Handling.
If multiple 24-Hour tests will be ordered, see 24-Hour Urine Collection: Requirements for Multiple Tests in Specimen Collection and Handling.
Patient Preparation
Avoid seafood consumption for 48 hours prior to collection
Minimum Volume
3 mL
Other Acceptable Specimens
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.
Instructions
Avoid worksite collection. Collect urine in an acid-washed or metal-free plastic container.
Transport Container
Acid-washed plastic urine container
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 FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
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.
Performing Laboratory
Quest Diagnostics Nichols Institute |
27027 Tourney Road |
Valencia, CA 91355-5386 |