Last Modified:
7/20/2023 2:44:11 PM
Medical Necessity Documentation:
Client Notes:
Patient Preparation:
Specimen Requirements:
2.0 Whole Blood collected in a Tan Top Tube - EDTA
Collection Instructions:
Use a lead-free tube if blood lead is also requested.
Minimum Volume:
0.5 mL , pediatric 0.2 mL
Transport & Storage: Temperature/Stability:
4 days Ambient
10 days Refrigerated
Rejection Criteria:
Hemolysis; received frozen; clotted; EDTA lavender top tube;
Reference Range:
< 100 mcg/dL
Critical Ranges:
Test Comments:
Limitations: Aluminum and anemia of chronic disease may cause elevated results.
Methodology:
Fluorometric
Clinical Significance:
Zinc protoporphyrin (ZPP) accumulates in erythrocytes as a result of chronic lead absorption or iron deficiency anemia.
Documentation:
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. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Refer to current Occupational Safety and Health Administration (OSHA) regulation for exposure criteria
Custom Panel:
No
PRODUCTION SCHEDULE
Turn Around Time:
3 to 6 days
Days Performed:
Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed:
Quest - Chantilly
PHL Test Code:
ZINCP
EPIC Test Code:
LAB1085
Send Out Test Code:
948
Alternate Test Names:
Free Erythrocyte Protoporphyrin; ZZP
Included Tests:
CPT Coding:
84202
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