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HelpTest Code UCRER or LAB384 Creatinine, Random, Urine
Specimen Requirements
| Container Type: |
Sterile urine cup
|
| Optimal Collection Volume: |
5 mL |
| Minimum Volume: |
1 mL |
| Collection Instructions: |
1. Collect a random urine specimen from the patient. 2. Ensure the lid is secured tightly before sending it to the lab. 3. Ensure that no preservatives are used. |
| Specimen Transport: |
Refrigerate |
| Processing Instructions: |
1. Pour off urine into a labeled aliquot tube. 2. Centrifuge the urine aliquot. 3. Deliver the urine aliquot to the chemistry department. |
Specimen Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Urine | Refrigerated | 7 days |
| Room Temperature | 2 days |
Specimen Rejection Criteria
Quantity not sufficient
Useful For
Calculation of creatinine clearance, a measure of renal function, when used in conjunction with serum creatinine
Methodology
Roche Cobas - Enzymatic colorimetric
Reference Ranges
Reference range not established.
Day(s) Performed
24/7
Expected TAT
Same day
Performing Laboratory
Bronson Laboratory, Chemistry - Kalamazoo, Battle Creek, Paw Paw, South Haven
Sample Retention Time
7 days
CPT Code
82570
LOINC Code
2161-8