Cobalt, Random Urine

Test Code

37513

CPT Codes
83018

Preferred Specimen

7 mL random urine collected in acid-washed or metal-free container

Minimum Volume

3 mL

Instructions

Avoid worksite collection. Collect urine in an acid washed or metal free plastic container.

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 a re-submission with a trace element tube/container is recommended.

Transport Container

Acid-washed plastic urine container

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 48 hours
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.

This test is not available for New York patient testing at med fusion-Lewisville, TX.
Orders for New York patients will be redirected to Quest Diagnostics Nichols Institute-Chantilly, VA for testing.

Setup Schedule

Tues-Sat

Report Available

2-5 days

Reference Range

Non-exposed Adult	≤2.8 mcg/L
Biological Exposure Index (end of shift/work week)	≤15.0 mcg/L

Clinical Significance

Cobalt is part of our diet. Approximately 85% of absorbed cobalt is excreted in the urine and the remainder eliminated in stool. Toxicity may occur in select industrial environments. Cobalt is not mined in the United States so primary supplies are imported.

Performing Laboratory

med fusion

2501 South State Hwy 121, Suite 1100

Lewisville, TX 75067-8188

Last Updated: November 6, 2024

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.