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Test Code LAB712 Creatinine, Urine, 24 hour

Specimen Requirement

24-hour urine collection – submit entire collection to laboratory

Note: no preservative required; may be collected with boric acid or HCL.

 

Referring lab: submit 5.0 mL aliquot from a total 24-hour urine collection

24-hour total volume is required on request form for processing.

Specimen Stability

2 days at 20-25° C

6 days at 2-8° C

Testing Schedule

Daily

Reference Range

Male:      0.6 – 2.5 g/24 Hr

Female:  0.6 – 1.5 g/24 Hr

Testing Department

Chemistry

Method

Kinetic Alkaline Picrate

CPT Code

82570

Additional Testing Locations

This test is also performed daily at the following Altru Clinics:

  • Crookston
  • Devils Lake

Please contact appropriate lab location for specific test information, as methodology varies by site.

Outpatient Turnaround Time

Within 8 hours of collection

Inpatient STAT Turnaround Time

Not Applicable

Inpatient Routine Turnaround Time

4 hours after receipt