Chromium, Serum


Sunquest Code:CHRM  
Epic Code:LAB4286Epic Name:Chromium Level
Methodology:Inductively coupled plasma/mass spectrometry
Turnaround Time:Specimens are sent to the reference laboratory Mon-Sat; results are reported in 1-4 days.
Compliance:

This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.



Collection Instructions

Specimen:Blood
Optimal Volume:4 mL
Minimum\Peds Volume:1.2 mL
Container:Trace Element, Serum (DB)
Collection Instructions:Caution should be taken to keep specimen free from trace metal contamination.
Patient Preparation:Diet, medication and nutritional supplements may introduce interfering substances. Patients should be encouraged to discontinue nutritional supplements, vitamins, minerals and non-essential over-the-counter medications (upon the advice of their physician). High concentrations of iodine may interfere with elemental testing. Abstinence from iodine-containing medications or contrast agents for at least 1 month prior to collecting specimens for elemental testing is recommended.
Causes for Rejection:Separator tubes or gels. Specimens not separated from cells or clotted within 2 hours. Plasma. Speicmens transported in tubes other than specified.


Processing and Shipping

Specimen Processing:Within 2 hours of collection, centrifuge and aliquot 2 mL, 0.5 mL minimum, into plastic metal-free vial. Store at room temperature.
Shipping Instructions:Ship at room temperature.
Stability:Indefinitely at room temperature, refrigerated or frozen if drawn and stored in the appropriate container.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:98830


Interpretive

Reference Range:Less than or equal to 5.0 ug/L
Use:Elevated results may be due to skin or collection-related contamination, including the use of a noncertified metal-free collection/transport tube. If contamination concerns exist due to elevated levels of serum chromium, confirmation with a second specimen collected in a certified metal-free tube is recommended.


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