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Creatinine, Random Urine
Test Code8459
CPT Codes
82570
Preferred Specimen
10 mL random urine, no preservative, collected in sterile screw cap container
Minimum Volume
0.5 mL
Other Acceptable Specimens
Urine collected in urinalysis transport tube (yellow-top, blue fill line, preservative tube) • Preserved urine with 6N HCl acid submitted in a plastic, urine container
Instructions
Please submit 10 mL of a well-mixed random collection. Collect urine without preservative. Refrigerate after collection.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Methodology
Colorimetric (C) • Kinetic
Setup Schedule
A.M. Sets up 6 days a week.
Report Available
Reports in 1 day.
Clinical Significance
Urinary Creatinine is useful as part of the Creatinine Clearance.