Lead (Venous), OSHA and Zinc Protoporphyrin Evaluation
Test code
CPT code(s)*
Test resources
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Details
Methodology
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Assay category
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Alternative name(s)
ZPP
Specimen requirements | |
|---|---|
| Patient preparation | None Specified |
| Preferred specimen(s) | 2 mL whole blood collected in an EDTA (tan-top) tube or EDTA (royal blue-top) tube |
| Alternative specimen(s) | Sodium heparin (royal blue-top) tube Note: Lead testing will not be performed on a specimen submitted in a non-trace element tube or non acid-washed/non metal-free container. |
| Minimum volume | 0.5 mL |
| Transport container | EDTA (tan-top) tube |
| Transport temperature | Refrigerated (cold packs) |
| Specimen stability | Room temperature: 4 days Refrigerated: 10 days Frozen: Unacceptable |
| Reject criteria | Hemolysis • Clotted |
Reference Range(s)
Lead, Blood
| Industrial Exposure | <40 mcg/dL |
(Refer to current governmental regulations for exposure criteria.)
Zinc Protoporphyrin
| Industrial Exposure | <100 mcg/dL |
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
*The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.
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