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0020474
Creatinine Clearance, Urine
CRTCL
Ordering Recommendation
New York DOH Approval Status
This test is New York state approved.
Specimen Required
Patient Preparation
Collect
24-hour urine. Specimen must be refrigerated during collection. AND plasma separator tube (PST) or serum separator tube (SST), collected within 24 hours prior to the beginning of the 24- hour urine collection or within 24 hours after the urine collection is completed.
Specimen Preparation
Transfer one 3 mL aliquot from a well-mixed 24-hour urine collection AND 1 mL serum or plasma to individual ARUP standard transport tubes (Min: 0.5 mL urine and 0.2 mL serum or plasma.
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Random urine collections.
Remarks
Record total volume and collection time interval on transport tube and test request form.
Stability
Ambient: 1 week; Refrigerated: 1 week; Frozen: 3 months
Methodology
Quantitative Spectrophotometry/Enzymatic Assay
Performed
Sun-Sat
Reported
Within 24 hours
Reference Interval
By report
Interpretive Data
Compliance Category
FDA
Note
Hotline History
N/A
CPT Codes
82575
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0020207 | Creatinine, Urine - per volume | 35674-1 |
| 0020227 | Creatinine Clearance - per volume | 2164-2 |
| 0020235 | Creatinine, Serum - per volume | 2160-0 |
| 0097110 | Total Volume | 19153-6 |
| 0097111 | Hours Collected | 30211-7 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- Creatinine Clearance, Serum & Urine
Creatinine Clearance, Urine
