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Test Code ASUOE Arsenic 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 interfere with most metal tests. If either gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours.

3. For industrial exposure monitoring, recommended sampling time is at the end of the work week.

Supplies: Urine Tubes, 10 mL (T068)

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

Submission Container/Tube: Plastic vial or clean, plastic aliquot container with no metal cap or glued insert

Specimen Volume: 6 mL

Collection Instructions:

1. Collect urine a random urine specimen.

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


Useful For

Preferred screening test for detection of occupational exposure to arsenic in random urine specimens

Profile Information

Test ID Reporting Name Available Separately Always Performed
ASOU Arsenic Occupational Exposure No Yes
CRETR Creatinine, Random, U No Yes

Reflex Tests

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

Testing Algorithm

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

Reporting Name

Arsenic Occ Exp w/Reflex, Random,U

Specimen Type

Urine

Specimen Minimum Volume

3 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Urine Refrigerated (preferred) 28 days
  Frozen  28 days
  Ambient  72 hours

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

 

CREATININE

≥18 years old: 16-326 mg/dL

Reference values have not been established for patients who are less than 18 years of age.

Specimen Retention Time

14 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

82175

82570

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ASUOE Arsenic Occ Exp w/Reflex, Random,U 13463-5

 

Result ID Test Result Name Result LOINC Value
CRETR Creatinine, Random, U 2161-8
608890 Arsenic Occupational Exposure 13463-5
608891 Total Arsenic Concentration 5586-3

Day(s) Performed

Monday through Friday

Report Available

2 to 4 days