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Test ID HMUOE Heavy Metal Occupational Exposure, with Reflex, Random, Urine


Specimen Required


Patient Preparation:

1. For the 48-hour period prior to start of collection, patient should not eat seafood.

2. High concentrations of gadolinium and iodine are known to potentially interfere with most inductively coupled plasma mass spectrometry-based metal tests. If either gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours.

Supplies: Urine Tubes, 10 mL (T068)

Collection Container/Tube: Clean, plastic urine container with no metal cap or glued insert

Submission Container/Tube: Plastic, 10-mL urine tube or clean, plastic aliquot container with no metal cap or glued insert

Specimen Volume: 6 mL

Collection Instructions:

1. Collect a random urine specimen.

2. See Metals Analysis Specimen Collection and Transport for complete instructions.


Secondary ID

608889

Useful For

Preferred screening test for detection of arsenic, cadmium, mercury, and lead due to occupational exposure using random urine specimens

Reflex Tests

Test ID Reporting Name Available Separately Always Performed
SPAS Arsenic Speciation, Random, U Yes No

Testing Algorithm

If arsenic concentration is greater than or equal to 10 mcg/L, then speciation will be performed at an additional charge.

Specimen Type

Urine

Specimen Stability Information

Specimen Type Temperature Time
Urine Refrigerated (preferred) 7 days
  Frozen  7 days

Reject Due To

  All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.

Reference Values

ARSENIC:

Biological Exposure Indices (BEI): <35 mcg/L at end of work week

 

CADMIUM:

BEI: <5.0 mcg/g creatinine

 

MERCURY:

BEI: <35 mcg/g creatinine

 

LEAD:

BEI: <150 mcg/g creatinine

 

CREATININE:

≥18 years: 16-326 mg/dL

Reference values have not been established for patients who are younger than 18 years.

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

82175

82300

83825

83655

82570

Day(s) Performed

Monday through Friday

Report Available

2 to 4 days