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HelpTest Code LAB384 Creatinine, Urine Random
Clinical System Name
Creatinine Random Urine
Synonyms
CRE U
Sample Requirements
Specimen: Urine
Container(s): Sterile Screw-Capped Container, Clean container also acceptable.
Preferred Vol: 5 mL
Minimum Vol: 2 mL
Note:
Processing Instructions
Reject due to:
Spin: N
Aliquot: N
Temp: 2-8 C
Storage location: CPA refrigerator, FrigB bucket, with remaining labels.
Off-site collection: No preservative required. Send entire collection container refrigerated.
Regional Lab collection: Mix the primary container thoroughly and aliquot into a 15ml falcon tube using the appropriate aliquot label. The aliquot must be added to the transfer list for testing at main campus. Send sample refrigerated.
Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Urine | Room Temp |
3 d |
| Refrigerated |
5 d |
|
| Frozen |
6 m |
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | M - F, day shift | 1 - 3 d |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Chemistry
Location: Chem East
Phone Number: 206-987-2617
CPT Codes
82570
Methodology
Method: Enzymatic rate method by Vitros 4600
Analytical Volume: 0.5 mL
Limitations: Centrifuge prior to testing. Method is affected by cloudiness, fecal contamination, protein concentration.
Reference Range
No reference range available.