Test Overview
Test Methodology

Liquid-Liquid Extraction / Inductively Coupled Plasma-Mass Spectrometry (ICP/MS)

Test Usage

Diagnosis of arsenic intoxication in 24-hour urine specimens.

Reference Range *

TOTAL ARSENIC: <18 mcg/24 hour, INORGANIC ARSENIC: <20 mcg/24 hour. Reference values apply to all ages.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Friday
Analytic Time

2 - 5 days

Soft Order Code
SPASU
MiChart Code
Arsenic, Fractionation, Urine
Synonyms
    Laboratory
    Sendout
    Reference Laboratory
    Mayo SPASU
    Section
    Special Testing
    Specimen Requirements
    Collection Instructions

    Collect 24 hour urine in a clean, plastic container with no metal cap or glued insert and no preservative. Aliquot urine into a clean, plastic container with no metal cap or glued insert and refrigerate within 4 hours of completion of collection. Record 24 hour urine volume and collection dates/times on the request form. Patient should not eat seafood for a 48 hour period prior to start of collection. Collection must take place prior to or 48 hours after administering gadolinium-containing contrast media.

    Contraindications
    Do not collect specimens from patients who have received gadolinium within the past 48 hours. Gadolinium, a material contained in some contrast media, is known to interfere with most metals tests.
    Normal Volume
    10 ml aliquot of 24 hour urine collection
    Minimum Volume
    3 ml aliquot of 24 hour urine collection
    Additional Information

    Test sent to Mayo Medical Laboratories.

    Billing
    CPT Code
    82175
    Fee Code
    32111
    NY State Approved
    No