Test Overview
Clinical Utility
It is recommended that Lead be ordered simultaneously (separate billing) to detect lead exposure. ZPP may not be a good indicator of lead exposure in women and children.
Method
Hematofluorometry
Result Included
Zinc Protoporphyrin (ZPP)
Specimen
Specimen Type
Whole bloodContainers
Collection Containers
Royal blue top (K2 EDTA)
Volume
Sample Volume
6 mL
Collection & Handling
Collection Instructions
Collect in contaminant-free tube.
Handling Information
Store and send cold.
Additional Information
Hemolyzed specimens cannot be tested. Since the risk of hemolysis increases during storage, specimens should be submitted as soon as possible after collection.
Stability
| Refrigerated |
|---|
| 7 days |
Rejection Criteria
| Criteria | Specification |
|---|---|
| Hemolysis | Present |
Performance & Interpretation
Turnaround Time
10 days
Results
Name
Units
Reference Range
Conversion
-
Zinc Protoporphyrinµmol/mol heme0 - 70
Comment
Reference ranges are based on non-occupationally exposed population.
Interface & Setup
HL7 Interface Codes
| Order Code | Result Name | Result Codes | Units |
|---|---|---|---|
| ZPPONLY | Zn Protoporph,B,µmol/mol (heme) | 101 | kU/L |
Test Version
Last Updated
2024-08-07