Test Details

Mnemonic

ARSW

Ordering Code

3701410

CPT-4 Code(s)

82175

Specimen Information

Patient Preparation

Patient should avoid seafood consumption for 48 hours prior to sample collection. Avoid worksite collection.

Collect

Dark blue EDTA

Specimen Preparation

Send 4.0 mL whole blood refrigerated in original tube or in a Quest trace element blood transport tube (lavender label).

Alternate Specimen

Dark blue sodium heparin

Minimum Volume

2.0 mL

Transport Temperature

Refrigerated

Rejection Criteria

Clotted samples

Stability

Room temperature: 10 days
Refrigerated: 10 days
Frozen: Unacceptable

Methodology

Inductively Coupled Plasma/Mass Spectrometry
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Reference Range

<23 mcg/L
Whole blood Arsenic level >100 mcg/L is indicative of acute/chronic exposure
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Performing Laboratory

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