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HelpTest 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.”
Specimen Stability Information
|
Specimen Type |
Temperature |
Time |
|
Urine,random |
Refrigerated |
4 days |
Reference Values
No established reference values
Reject Due To
|
Hemolysis |
NA |
|
Lipemia |
NA |
|
Icterus |
NA |
Day(s) Test Set Up
Monday through Sunday
CPT Coding
82340 - calcium
82570 - creatinine
Performing Laboratory
Huntsville Hospital Laboratory