ARUP's Laboratory Test Directory

Chromium, Serum : 0098830

Mnemonic: CR S

Methodology: Inductively Coupled Plasma/Mass Spectrometry
Performed: Tue, Thu, Sat
Reported: 1-4 days
Specimen Required: Patient Prep:  Diet, medication, and nutritional supplements may introduce interfering substances.  Patients should be encouraged to discontinue nutritional supplements, vitamins, minerals, nonessential over-the-counter medications (upon the advice of their physician).

Collect:  One 6 mL royal blue (no additive).

Storage/Transport Temperature:  2 mL serum at 20-25°C. (Min: 0.5 mL) Submit specimen in an ARUP Trace Element-Free Transport Tube (ARUP supply #43116).

Remarks:  Centrifuge and pour off serum into an ARUP Trace Element-Free Transport Tube ASAP. Do not allow serum to remain on cells.

Unacceptable Conditions:  Separator tubes and samples that are not separated from the red cells or clot.

Stability (collection to initiation of testing):  If the specimen is drawn and stored in the appropriate container, the trace element values do not change with time.
Reference Interval:
Less than or equal to 5.0 µg/L
Note: Elevated results from noncertified trace element-free tubes may be due to contamination.  Elevated concentrations of trace elements in serum should be confirmed with a second specimen collected in a trace element-free tube, such as royal blue sterile tube (no additive).
CPT Code(s): 82495
Cross References: Cr, Blood
 
 

 

 

 
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