Creatinine Clearance CRCL
| Components | Urine Creatinine, Serum Creatinine, Creatinine Clearance, (Non-Standardized) | |||||||||
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| Specimen Required | ||||||||||
| Collect | 24 hour urine (no preservatives). |
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| Transport | Entire 24 hour urine at 2-8ºC. |
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| Remarks | Collect the urine in a 24 hour urine container (no preservative) obtained from laboratory. |
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| Stability | Ambient: 3 days; Refrigerated: 5 days (urine) |
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| Specimen Required | ||||||||||
| Collect | One 5 mL gold (SST) top tube. |
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| Transport | 1 mL serum at 2-8ºC. Heparinized plasma is also acceptable. |
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| Remarks | Collect serum creatinine within period 24 hours before start of urine collection to 24 hours after the completion of the urine collection. |
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| Stability | Refrigerated: 7 days |
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| Schedule | Daily | |||||||||
| Billing Code | 1010187 | |||||||||
| CPTCode | 82575 | |||||||||
| Notes | If patient's height (inches) and weight (pounds) are provided, both standardized and non-standardized clearances are reported. Blood for serum or plasma creatinine must be collected within 24 hours before and after end of urine collection. Refer to Creatinine, Serum entry for details. | |||||||||
| Preferred Specimen Collection Device(s) | ||||||||||
| Reference Interval | ||||||||||
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