Chromium, Plasma
Test Code
3484
82495
CPT Code is subject to a Medicare Limited Coverage Policy and may require a signed ABN when ordering.
Clinical Significance
Chromium, Plasma - Occupational exposure and exposure to environmental contamination of chromium may lead to toxicity. The need for chromium supplements is unproven. Supplements taken in excess can lead to toxicity.
Test Resources
None found for this test
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Test Details
Methodology
Inductively Coupled Plasma/Mass Spectrometry (ICP/MS)
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
This test code is for non-New York patient testing. For New York patient testing, see test code 13705.
This test code is for non-New York patient testing. For New York patient testing, see test code 13705.
Reference Range(s)
<3.6 mcg/L
Preferred Specimen(s)
2 mL plasma collected in an EDTA (royal blue-top) tube
Alternative Specimen(s)
Sodium heparin (royal blue-top) tube
Minimum Volume
1 mL
Collection Instructions
Draw one (royal blue-top) tube of blood and discard. Draw second (royal blue-top) tube. Centrifuge and pour (do not pipette) the plasma into a metal-free tube.
Transport Container
Acid-washed or metal-free tube
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
- Room temperature: 5 days
- Refrigerated: 10 days
- Frozen: 21 days
Setup Schedule
2 mL plasma collected in an EDTA (royal blue-top) tube
Sodium heparin (royal blue-top) tube
1 mL
Draw one (royal blue-top) tube of blood and discard. Draw second (royal blue-top) tube. Centrifuge and pour (do not pipette) the plasma into a metal-free tube.
Acid-washed or metal-free tube
Refrigerated (cold packs)
Room temperature: 5 days
Refrigerated: 10 days
Frozen: 21 days
Refrigerated: 10 days
Frozen: 21 days