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HelpTest Code CREA CLR Creatinine Clearance
Additional Codes
LAB1800
Special Collection Instructions
Specimen must be received with the following information included:
- Total volume of collection
- Start date and time
- Stop date and time
Collection Method
24 Hour urine collection
Minimum Volume
1ml
Container
24 hour urine container
Acceptable Specimens
24 hour urine container
Reference or Target Ranges
70.0-160.0 mL/min
Reportable Units
mL/min
Critical Value
Not defined for this assay
Reasons for Rejection
| Hemolysis Threshold | n/a |
| Icterus Threshold | n/a |
| Lipemia Threshold | n/a |
| Other | QNS, contaminated, improperly Labeled, improper specimen type |
Specimen Stability
| Ambient | 2 days |
| Refrigerated (4°C to 8°C) | 6 days |
| Frozen(-40°C to 0°C) | 6 months |
Performance Information
| Days and Time Performed | 24/7 |
| Expected Turn Around Time |
Stat: 1 hour Routine: 4 hours |
| Stat Availability | Yes |
| Performing Bench | CPH Chemistry |
| Methodology/Method Description | Roche Cobas |
CPT Codes
81050; 82575
Last review/edit date
2025