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HelpTest Code LAB1230217 Lead, Venous, with Demographics, Blood
Ordering Guidance
If testing is needed on a capillary specimen, order PBDC / Lead, Capillary, with Demographics, Blood.
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)
-Metal Free B-D Tube (EDTA), 3 mL (T989)
Container/Tube:
Preferred: Royal blue-top BD Vacutainer Plus with EDTA (6 mL) blood collection tube
Acceptable: Royal blue-top BD vacutainer with EDTA blood collection tube (3 mL)
Specimen Volume: 2 mL
Collection Instructions:
1. See Metals Analysis Specimen Collection and Transport for complete instructions.
2. Send whole blood specimen in original tube. Do not aliquot.
Forms
1. Lead and Heavy Metals Reporting (T491) or Lead and Heavy Metals Reporting-Spanish (T956)
2. If not ordering electronically, complete, print, and send a General Request (T239) with the specimen.
Useful For
Detecting lead toxicity in venous blood specimens
Profile Information
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| PBBV | Lead, Venous, B | No | Yes |
| DEMO8 | Patient Demographics | No | Yes |
Special Instructions
Reporting Name
Lead, Venous, w/Demographics, BSpecimen Type
Whole bloodSpecimen Minimum Volume
0.1 mL
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 |
| Clotted blood | Reject |
Reference Values
<3.5 mcg/dL
Critical values
Pediatrics (≤15 years): ≥20.0 mcg/dL
Adults (≥16 years): ≥70.0 mcg/dL
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
83655
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| PBDV | Lead, Venous, w/Demographics, B | 77307-7 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 65640 | Lead, Venous, B | 77307-7 |
| PTAD8 | Patient Street Address | 56799-0 |
| PTCI8 | Patient City | 68997-6 |
| PTST8 | Patient State | 46499-0 |
| PTZI8 | Patient Zip Code | 45401-7 |
| PTCN8 | Patient County | 87721-7 |
| PTPH8 | Patient Home Phone | 42077-8 |
| PTRA8 | Patient Race | 32624-9 |
| PTET8 | Patient Ethnicity | 69490-1 |
| PTOC8 | Patient Occupation | 11341-5 |
| PTEM8 | Patient Employer | 80427-8 |
| GDFN8 | Guardian First Name | 79183-0 |
| GDLN8 | Guardian Last Name | 79184-8 |
| MDOR8 | Health Care Provider Name | 52526-1 |
| MDAD8 | Health Care Provider Street Address | 74221-3 |
| MDCI8 | Health Care Provider City | 52531-1 |
| MDST8 | Health Care Provider State | 52532-9 |
| MDZI8 | Health Care Provider Zip Code | 87720-9 |
| MDPH8 | Health Care Provider Phone | 68340-9 |
| LABP8 | Submitting Laboratory Phone | 65651-2 |