Heavy Metals Panel, 24-Hour Urine [36438]

Message

For Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.

Test Code

HMTL24

Alias/See Also

36438

CPT Codes
82175, 83655, 83825

Includes

Arsenic, Lead, Mercury

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

Patient Preparation
Avoid seafood consumption for 48 hours prior to collection.

Minimum Volume

3 mL

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

Specimen Stability

Room Temperature = 48 hours
Refrigerated = 5 days
Frozen = 14 days

Methodology
Inductively Coupled Plasman/Mass Spectrometry (ICP/MS)

Laboratory Developed Test (LDT)
This test was developed and its performance characteristics have been determined by Quest Diagnostics Nichols Institute, Valencia, CA. Performance ch

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.

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

Last Updated: November 30, 2021

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.