Chromium, Blood [6085]

For Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.

Test Code

Alias/See Also

CPT Codes

Preferred Specimen
4 mL whole blood collected in an EDTA or sodium heparin (royal blue-top) tube

Patient Preparation
Patient should refrain from taking mineral supplements and multivitamins three days before specimen collection.

Minimum Volume
0.7 mL

To avoid contamination, use powderless gloves. Draw one (royal-blue top) tube of blood and discard. Draw second (royal blue-top) tube, label tube with patient name.

Transport Temperature
Refrigerated (cold packs)

Specimen Stability
Room temperature: 48 hours
Refrigerated: 7 days
Frozen: Unacceptable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Clotted specimen

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 U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule
Set up: Tues-Sat (evening shift); Report available: Same day

Reference Range
≤1.2 mcg/L

Clinical Significance
This assay is useful to monitor exposure to chromium, progress of medical treatment or determine nutritional status.

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

Last Updated: November 29, 2021

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.