Test Details

Mnemonic

LEAD

Ordering Code

1000370

CPT-4 Code(s)

83655

Specimen Information

Collect

Dark blue trace element EDTA

Specimen Preparation

Send 1.0 mL whole blood refrigerated in original collection tube. Care should be used in collecting specimens to avoid contamination because lead is widely distributed in the environment. A completed lead analysis form must accompany sample.

Alternate Specimen

Whole blood: Lavender EDTA, K2EDTA (brown top).
If sample is drawn capillary, indicate on tube.

Minimum Volume

0.5 mL

Transport Temperature

Refrigerated

Rejection Criteria

Clotted or frozen samples

Stability

Room temperature: Unacceptable
Refrigerated: 30 days
Frozen: Unacceptable

Methodology

Atomic Absorption Spectrophotometry
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Reference Range

COMPONENT REFERENCE INTERVAL
Lead, Whole Blood < 6 years: <3.5 μg/dL
Lead, Whole Blood >= 6 years: < 5.0 μg/dL



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Performing Laboratory

Warde Medical Laboratory
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DUE TO A NATIONWIDE SHORTAGE OF DARK BLUE EDTA TRACE ELEMENT TUBES, WARDE LAB IS TEMPORARILY ACCEPTING LAVENDER EDTA TUBES.