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HelpTest Code CRCL Creatinine Clearance, Urine, 24 hour
Additional Codes
| EPIC | LAB4066 |
Methodology
Kinetic colorimetric assay (Roche Cobas c503)
Required Information
- Serum Creatinine
- Duration of collection (hours)
- Total volume (mL)
- Height (cm)
- Weight (kg)
Sample Type
Urine, 24 hour collection
Note: A serum creatinine is needed for test calculation.
Centrifuge: Yes
Specimen Stability
| Temperature | Time |
|---|---|
| Ambient (15-25°C) | 2 days |
| Refrigerated (2-8°C) (store) | 6 days |
| Frozen (-15 to -20°C) | 6 months* |
Samples should be collected on ice or refrigerated.
*Freeze only once!
Reference Range
| Normal Range | |
|---|---|
| 85 - 125 mL/min/1.73m2 |
Rejection Criteria
- Samples outside stability limits
- Samples not properly labeled (2 patient identifiers required)
Availability
| Performed | STAT |
|---|---|
| 24/7 | Yes |
Performing Laboratory
MultiCare Yakima Memorial Hospital Laboratory
Lab Department
Chemistry
CPT Code
82575
LOINC
2164-2 Creatinine renal clearance (24H U+S/P) [Vol/Time]