Sign in →

Test Code 9619 Heavy Metals Screen Occupational Exposure, Urine

Additional Codes

Mayo Test ID
HMSUO

Reporting Name

Heavy Metals Scrn Occ Exposure, U

Useful For

Screening potentially exposed workers for heavy metal toxicity in settings where a 24-hour collection is problematic

Profile Information

Test ID Reporting Name Available Separately Always Performed
CDCR Creatinine Conc No Yes
ARCO As Conc No Yes
PBCO Pb Conc No Yes
CDUOM Cd Conc Yes, (order CDU) Yes
HGCO Hg Conc Yes, (order HGOM) Yes

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Urine


Specimen Required


Collection Container/Tube: Clean, plastic urine collection container

Submission Container/Tube: Plastic, 5-mL tube (T465) or a clean, plastic aliquot container with no metal cap or glued insert

Specimen Volume: 5 mL

Collection Instructions:

1. Collect a random urine specimen.

2. Shake specimen gently.

3. See Trace Metals Analysis Specimen Collection and Transport in Special Instructions for complete instructions.

Additional Information:

1. Patient should not eat seafood for a 48-hour period prior to start of collection.

2. High concentrations of gadolinium and iodine are known to interfere with most metals tests. If either gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours.


Specimen Minimum Volume

5 mL

Specimen Stability Information

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

Reference Values

ARSENIC/CREATININE

<50 mcg/g

 

MERCURY/CREATININE

<35 mcg/g

 

CADMIUM/CREATININE

<3.0 mcg/g

 

LEAD/CREATININE

<5 mcg/g

Day(s) and Time(s) Performed

Monday through Friday; 7 p.m., Saturday; 2 p.m.

CPT Code Information

82175-Arsenic

82300-Cadmium

83655-Lead

83825-Mercury

82570 Creatinine

LOINC Code Information

Test ID Test Order Name Order LOINC Value
HMSUO Heavy Metals Scrn Occ Exposure, U In Process

 

Result ID Test Result Name Result LOINC Value
CDCR Creatinine Conc 2161-8
21670 As Conc 5586-3
860 Cd Conc 5611-9
21667 Hg Conc 5689-5
21673 Pb Conc 5676-2
21674 Pb/Creatinine Ratio 13466-8
21679 Hg/Creatinine Ratio 13465-0
7242 Cd/Creatinine Ratio 13471-8
21671 As/Creatinine Ratio 13463-5
21668 Inorganic As/Cr Ratio 13825-5

Method Name

CDCR: Enzymatic Colorimetric Assay

ARCO, PBCO, CDUOM, HGCO: Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)

Test Classification

See Individual Test IDs
Barnes-Jewish Hospital Additional Information:
For BJH Laboratory Use Only
Laboratory Processing Instructions:
BJH Chemistry will forward to the performing laboratory. Do not reject specimen if not received on ice.