Lab Test

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Arsenic, Blood

Test Codes

EPIC: LAB1232090, Beaker: Arsenic, Bld, Quest: 269

Department

Send Outs

Instructions

High concentrations of gadolinium and iodine are known to interfere with most metal tests. If either gadolinium- or iodine-containing contrast media has been administered, a specimen should not be collected for 96 hours.

Specimen Collection Criteria

Collect: One Royal Blue-top EDTA tube.

Physician Office/Draw Specimen Preparation

Do not centrifuge. Maintain whole blood at refrigerated temperature (20-26°C or 68-78.8°F) prior to transport.

Preparation for Courier Transport

Transport: 6.0 mL whole blood, at refrigerated temperature (20-26°C or 68-78.8°F). (Minimum: 0.3 mL)

Rejection Criteria

  • Clotted specimen.
  • Specimens not collected and processed as indicated.

In-Lab Processing

Do not centrifuge. Maintain whole blood at room temperature (20-26°C or 68-78.8°F) prior to transport.

Transport: 6.0 mL whole blood, at refrigerated temperature (20-26°C or 68-78.8°F). (Minimum: 0.3 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): 10 days
Refrigerated (2-8°C or 36-46°F): 10 days
Frozen (-20°C/-4°F or below): 28 days

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Laboratory

Sent to Quest Diagnostics, Wood Dale, IL.

Performed

Monday – Friday.
Results available within 2 days.

Reference Range

<23 mcg/L

Test Methodology

Inductively Coupled Plasma-Mass Spectrometry

Clinical Utility

This assay is used to monitor exposure to arsenic, wellness, and therapy during treatment of chronic myelocytic leukemia.

CPT Codes

82175

Contacts

Last Updated

12/17/2025

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