Zinc Protoporphyrin (ZPP)
Order Code:
ZPP
Test Summary
Zinc protoporphyrin (ZPP) accumulates in erythrocytes as a result of chronic lead absorption or iron deficiency anemia.
Aliases
- Protoporphyrin Zinc, Zinc Protoporphyrin, ZPP
Specimen Collection
Special Instructions
N/A
Preferred Specimen
2 mL (0.5 mL minimum; pediatric 0.2 mL minimum) whole blood
collected in an EDTA (tan-top) tube
collected in an EDTA (tan-top) tube
Minimum Volume
0.5 mL • Pediatric specimen: 0.2 mL
Instructions
Use a lead-free tube if a blood lead is also requested.
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 4 days
- Refrigerated: 10 days
- Frozen: Unacceptable
Limitations
Aluminum and anemia of chronic disease may cause elevated results.
Other Acceptable Specimens
Whole blood collected in: EDTA (royal blue-top) tube, sodium heparin (royal blue-top) tube, sodium or lithium heparin (green-top) tube
Unacceptable Specimens
EDTA lavender top, Hemolysis, Received frozen, Clotted
Order Code
ZPP
EPIC (Premier) Code
LAB3489
Includes
N/A
CPT Code
- 84202
Billing Code
- 670750
CPT Statement
Methodology
Hematofluorometry
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly VA, 20153
14225 Newbrook Drive
Chantilly VA, 20153
Department
Reference Testing
Reference Range
| Industrial Exposure | <100 mcg/dL |
Setup Schedule / Expected Turnaround Time
Monday - Saturday; Report available: 1 - 2 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
2 mL (0.5 mL minimum; pediatric 0.2 mL minimum) whole blood
collected in an EDTA (tan-top) tube
collected in an EDTA (tan-top) tube
Minimum Volume
0.5 mL • Pediatric specimen: 0.2 mL
Instructions
Use a lead-free tube if a blood lead is also requested.
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 4 days
- Refrigerated: 10 days
- Frozen: Unacceptable
Limitations
Aluminum and anemia of chronic disease may cause elevated results.
Other Acceptable Specimens
Whole blood collected in: EDTA (royal blue-top) tube, sodium heparin (royal blue-top) tube, sodium or lithium heparin (green-top) tube
Unacceptable Specimens
EDTA lavender top, Hemolysis, Received frozen, Clotted
Result Information
Methodology
Hematofluorometry
Testing Laboratory
N/A
Reference Range
| Industrial Exposure | <100 mcg/dL |
Setup Schedule / Expected Turnaround Time
Monday - Saturday; Report available: 1 - 2 days