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Test Code UCREA Creatinine, Urine, Random, LAB384



Note: A 24-hour urine collection is the preferred specimen. See #UCR24H Creatinine, 24 Hour, Urine.

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements


Preferred: Random Urine Collection

Specimen Volume: 0.5 mL from a random urine collection.

Stability: Urines should be stored at 2 - 8ºC and analyzed within 4 days.  Freeze for longer storage.


Reference Values

No established reference values

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding


Useful For

Creatinine measurements are used in the diagnosis and treatment of renal diseases, in monitoring renal dialysis, and as a calculation basis for measuring other urine analytes.