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Creatine, 24-Hour Urine [592X]
Test Code0966
CPT Codes
82540
Includes
Creatinine
CPT code 81050 may be added at an additional charge for volume measurement
CPT code 81050 may be added at an additional charge for volume measurement
Preferred Specimen
3 mL of 24-hour urine collection submitted in a leak-proof urine container
Minimum Volume
2 mL
Instructions
Do not use preservatives. Keep refrigerated during collection.
Freeze immediately.
Record 24-hour urine volume on test request form and urine vial.
Freeze immediately.
Record 24-hour urine volume on test request form and urine vial.
Transport Temperature
Frozen
Specimen Stability
Room temperature: 4 hours
Refrigerated: 24 hours
Frozen: 90 days
Refrigerated: 24 hours
Frozen: 90 days
Methodology
Colorimetric (C) • Enzymatic
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Monday-Saturday Morning
Report available: Next Day
Report available: Next Day
Reference Range
Creatine, 24-Hour Urine
| Male | 6-56 mg/24hr |
| Female | 8-170 mg/24hr |
