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Creatinine, Urine, 24 Hour  

Additional Codes

LAB712

Performing Laboratory

MBMC Main Laboratory

Methodology

Enzymatic- colorimetric

Specimen Requirements

Specimen Type: Urine, 24 hour
Container/Tube: Plastic urine container
Specimen Volume: Entire 24-hour collection
Collection Instructions: No preservative.
Additional Information:

1. Starting and ending times of collection are required.
2. Follow instructions in Urine Collection in Special Instructions.

Specimen Transport Temperature

Refrigerate

Day(s) Test Set Up

Monday through Sunday
Turnaround Time:
STAT: 1 hour after receipt in laboratory

Routine: within 4 hours

Reference Values

Male >18yr:  0.8-2.2 g/24H
Female >18yr:  0.6-1.5 g/24H

Test Classification and CPT Coding

Test Classification:

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer’s instructions.

CPT Code:

81050-Volume measurement for timed collection

82570-Creatinine, urine

Special Instructions