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Chromium, Urine
Test Code11278
CPT Codes
82495, 82570
Includes
Creatinine
Preferred Specimen
2 mL urine collected in an acid-washed or metal-free plastic urine container
Minimum Volume
0.5 mL
Instructions
Collect and transport in an acid-washed metal-free, leakproof container
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 4 days
Refrigerated: 14 days
Frozen: 30 days
Refrigerated: 14 days
Frozen: 30 days
Methodology
Colorimetric (C) • Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Sets up 1 day a week.
Clinical Significance
Occupational exposure and exposure to environmental contamination of chromium may lead to toxicity. The need of chromium supplements is unproven. Supplements taken in excess can lead to toxicity.