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HelpTest Code LAB832 Heavy Metals Screen with Demographics, Blood
Useful For
Detecting exposure to arsenic, lead, cadmium, and mercury
Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| ASB | Arsenic, B | Yes | Yes |
| PBHMB | Lead, B | Yes, (Order PBDV) | Yes |
| CDB | Cadmium, B | Yes | Yes |
| HG | Mercury, B | Yes | Yes |
| DEMO6 | Patient Demographics | No | Yes |
Reporting Name
Heavy Metals Scrn with DemographicsSpecimen Type
Whole bloodNecessary Information
If not ordering electronically, the Lead and Heavy Metals Reporting (T491) is required. Send with specimen.
Specimen Required
Patient Preparation: 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: Metal Free B-D Tube (EDTA), 6 mL (T183)
Container/Tube: Royal blue top (EDTA) plastic trace element blood collection tube
Specimen Volume: Full tube
Collection Instructions:
1. See Metals Analysis Specimen Collection and Transport for complete instructions.
2. Send whole blood specimen in original collection tube. Do not aliquot.
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Whole blood | Refrigerated (preferred) | 28 days | |
| Ambient | 28 days | ||
| Frozen | 28 days |
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | OK |
Day(s) Performed
Monday through Saturday
Report Available
1 to 2 daysSpecimen Retention Time
14 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82175
82300
83655
83825
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| HMDB | Heavy Metals Scrn with Demographics | 29588-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 32190 | Arsenic, B | 5583-0 |
| 8682 | Cadmium, B | 5609-3 |
| 8618 | Mercury, B | 5685-3 |
| 2588 | Lead, B | 77307-7 |
| VECP6 | Venous/Capillary | 31208-2 |
| PTAD6 | Patient Street Address | 56799-0 |
| PTCI6 | Patient City | 68997-6 |
| PTST6 | Patient State | 46499-0 |
| PTZI6 | Patient Zip Code | 45401-7 |
| PTCN6 | Patient County | 87721-7 |
| PTPH6 | Patient Home Phone | 42077-8 |
| PTRA6 | Patient Race | 32624-9 |
| PTET6 | Patient Ethnicity | 69490-1 |
| PTOC6 | Patient Occupation | 11341-5 |
| PTEM6 | Patient Employer | 80427-8 |
| GDFN6 | Guardian First Name | 79183-0 |
| GDLN6 | Guardian Last Name | 79184-8 |
| MDOR6 | Health Care Provider Name | 52526-1 |
| MDAD6 | Health Care Provider Street Address | 74221-3 |
| MDCI6 | Health Care Provider City | 52531-1 |
| MDST6 | Health Care Provider State | 52532-9 |
| MDZI6 | Health Care Provider Zip Code | 87720-9 |
| MDPH6 | Health Care Provider Phone | 68340-9 |
| LABP6 | Submitting Laboratory Phone | 65651-2 |
Special Instructions
Specimen Minimum Volume
0.3 mL
Reference Values
ARSENIC
<13 ng/mL
Reference values apply to all ages.
LEAD
<3.5 mcg/dL
Critical values
Pediatrics (≤15 years): ≥20.0 mcg/dL
Adults (≥16 years): ≥70.0 mcg/dL
CADMIUM
<5.0 ng/mL
Reference values apply to all ages.
MERCURY
<10 ng/mL
Reference values apply to all ages.
Testing Algorithm
For more information see Porphyria (Acute) Testing Algorithm
Forms
Lead and Heavy Metals Reporting (T491) or Lead and Heavy Metals Reporting-Spanish (T956)