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Arsenic, Random Urine
Test CodeUARS
Alias/See Also
Urine Arsenic
Quest Code
14445
Quest Code
14445
CPT Codes
82175, 82570
Includes
Creatinine
Preferred Specimen
7 mL random urine, collected and submitted in an acid-washed or metal-free urine container
Minimum Volume
3 mL
Patient Preparation
Avoid seafood consumption 48 hours prior to collection.
Patient Preparation
Avoid seafood consumption 48 hours prior to collection.
Instructions
Avoid worksite collection.
Test performed on a specimen submitted in a nontrace element tube/container (not acid-washed) may not accurately reflect the patient's level. If a nontrace element tube/container is received, it will be accepted for testing; however, elevated results are reported with a message that submission with a trace element tube/container is recommended.
Test performed on a specimen submitted in a nontrace element tube/container (not acid-washed) may not accurately reflect the patient's level. If a nontrace element tube/container is received, it will be accepted for testing; however, elevated results are reported with a message that submission with a trace element tube/container is recommended.
Transport Temperature
Refrigerated
Specimen Stability
Room temperature: 48 hours
Refrigerated: 5 days
Frozen: 14 days
Refrigerated: 5 days
Frozen: 14 days
Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
Setup Schedule
Monday-Saturday p.m.
Report Available
Same day
Limitations
Seafood may increase urinary arsenic. This test may not rule out arsenic if spot levels are normal.
Clinical Significance
Arsenic is widely distributed in the earth's crust. Arsenic is used in some pesticides and industrial applications. Arsenic toxicity can cause skin changes, respiratory illness, nausea and vomiting, and other effects.
Performing Laboratory
Quest Diagnostics Nichols Institute
Chantilly, VA
