Test Code PCRB Protein/Creatinine Ratio Battery
Performing Laboratory
MaineGeneral Medical Center
Reference Values
Normal: <0.2
Nephrotic range: >3.5
Day(s) Test Performed
Monday - Sunday
Specimen Requirements
Urine
Collect 10 mL random urine in a plastic screw cap urine container with no preservatives. Label the specimen with the patient's name (first and last), date of birth, date and time of collection and the collector's initials. Send specimen refrigerated.
Specimen stability:
8 hours room temperature
3 days refrigerated at 2-8°C
freeze at ≤ -20°C for longer storage
Minimum volume:
2 mL
Test Classification and CPT Coding
82570 - creatinine
84156 - protein