Lead and Zinc Protoporphyrin (ZPP), Occupational Exposure, whole blood

TEST: 62621
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CPT: 83655;84202
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Synonyms

Pb; Zinc Protoporphyrin; ZPP

Expected Turnaround Time

2 days

Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.

Related Information

Lead: In-house validated method; ZPP: FDA Cleared

Specimen Requirements

Specimen

Whole blood, EDTA

Volume

2 mL

Minimum Volume

0.5 mL

Container

Royal blue-top (EDTA) metal-free tube

Collection

Collection time: Sampling time not critical

Storage Instructions

Submission/transport/storage: Refrigerate. Do not freeze. Specimen must be received within 5 days of collection. Protect from light.

Test Details

Use

Evaluate exposure to lead

Methodology

Inductively coupled plasma/mass spectrometry (ICP/MS); Fluorometry

Reference Interval

OSHA guideline, lead: <40 µg/dL; OSHA guideline, ZPP: <100 µg/dL