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Test Code CACR Calcium/Creatinine Ratio

Methodology

Calcium:  NM-BAPTA

Creatinine:  Enzymatic

Specimen Requirements

1 mL from a random urine collection. Send specimen refrigerated.
Note:  Follow instructions in “Urine Collection—Huntsville Hospital Health System Laboratory” in “Special Instructions.”

Reject Due To

 

Hemolysis

NA

Lipemia

NA

Icterus

NA

 

Reference Values

No established reference values

Day(s) Test Set Up

Monday through Sunday

CPT Coding

82340 - calcium
82570 - creatinine

Performing Laboratory

Huntsville Hospital Laboratory

Specimen Stability Information

 

Specimen Type

Temperature

Time

Urine,random

Refrigerated

4 days