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HelpTest Code LAB743 PROTEIN / CREATININE RATIO, URINE
Additional Codes
Internal: 11773
External: PROCREUR
Beaker: LAB743
PERFORMED AT
SBH LABORATORY
SRH LABORATORY
SMH LABORATORY
SPH LABORATORY
HDH LABORATORY
Specimen Requirements
Container Type: Sterile Urine Container
Specimen Type: Urine, random
Preferred Volume: 10 mL
Emergency Minimum Volume: 1 mL
Collection Procedure: Collect a random urine specimen in leakproof plastic urine container with no additives.
Specimen Processing: Aliquot a random urine specimen. Store and transport refrigerated. Centrifuge aliquots before testing.
Limitations: Protein results may be falsely elevated if specimen has cells or is hemolyzed as hemoglobin interferes with the test.
Stability:
| Temperature | Time |
|---|---|
| Room Temp | 1 day |
| Refrigerated | 6 days |
| Frozen (-20 øC) | 1 month |
Method
Colorimetric/Turbidimetric/Calculation
Synonyms
Protein Creatinine Ratio Urine;Protein:Creatinine Urine
CPT Codes
84156, 82570
Department
Chemistry
Test Schedule
Daily
Test Includes
Creatinine, Urine mg/dL; Protein, Urine, mg/dL; Protein/Creatinine Ratio.
Reference Lab
SCHS