Lead & Zinc Exposure Panel

Last Modified: 4/12/2019 10:16:50 AM


Medical Necessity Documentation:  
Client Notes:  
Patient Preparation: Patients should refrain from seafood, antacids, vitamins with mineral supplements and herbal preparation at least 3 days before collection. 
Specimen Requirements: 3.0 mL Whole Blood in a Navy Blue Top Tube - EDTA  in an Amber Vial
Collection Instructions: Specimen Must be kept in the dark
Specimens should be foil wrapped. Protect from light.
Minimum Volume: 1.5 mL
Transport & Storage: Temperature/Stability: 4 days Ambient
10 days Refrigerated
Rejection Criteria: Hemolysis • Frozen whole blood • Clotted
Reference Range: Lead = Industrial Exposure <40 mcg/dl    (mcg/dL = mcg/100g for OSHA)
Zinc = Industrial Exposure :  <100 mcg/dL                                                                                                                                                                    

 
Critical Ranges:  
Test Comments: Refer to current Occupational Safety and Health Administration (OSHA) regulation for exposure criteria
Methodology: Atomic Spectroscopy and Fluorometric
Clinical Significance: Zinc protoporphyrin accumulates in erythrocytes as a result of chronic lead absorption or iron deficiency anemia. 
Documentation:  
Custom Panel: No

PRODUCTION SCHEDULE

Turn Around Time: 2 to 6 days
Days Performed: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
Sites Performed: Quest - Chantilly
PHL Test Code: LEZI
EPIC Test Code: LAB2564
Send Out Test Code: 22996
Alternate Test Names: Lead Exposure / Zinc Protoporphryins; Lead Exposure Panel ; Lead, OSHA Panel with Zinc Protoporphyrin
Included Tests: Lead Whole Blood OSHA; Zinc Protophorphyrin Industrial
CPT Coding: 83655, 84202

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