Mercury, Random Urine : 637

Test Code

MERCYR or 637

CPT Codes
83825, 82570

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

Transport Container

Preferred:
7 mL aliquot of random urine collected in an acid-washed or metal-free container

Minimum: 3 mL

Transport Temperature

Refrigerated.

Specimen Stability

Room temperature: 48 hours; Refrigerated: 5 days; Frozen: 14 days

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

Setup Schedule

Monday - Saturday

Report Available

1-4 days

Reference Range

Mercury, Random Urine

Nonexposed adult ≤4 mcg/g creat

Biological Exposure Index (preshift) ≤35 mcg/g create

Creatinine, Random Urine

≤6 Months 2-28 mg/dL

7-11 Months 2-31 mg/dL

1-2 Years 2-110 mg/dL

3-8 Years 2-130 mg/dL

9-12 Years 2-160 mg/dL

>12 Years Male 20-320 mg/dL

>12 Years Female 20-275 mg/dL

Clinical Significance

Mercury, a highly toxic metal, is present in select industrial environments and in contaminated ocean fish. Urinary measurements are appropriate for assessing ongoing exposure to inorganic mercury.

Performing Laboratory
med fusion

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.