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Test Code 12 PC RATIO Protein/Creatinine Ratio, 12 Hour, Urine

Performing Laboratory

North Ottawa Community Hospital

Specimen Requirements

Specimen Type: Urine
Container/Tube: 24-hour urine container
Specimen Volume: Entire collection
Collection Instructions:

1. Collect a 12-hour urine specimen.
2. No preservative.

3. Refrigerate specimen during collection.
Additional Information:
1. Starting and ending times of collection are required.
2. Follow instructions in Urine Collection in Special Instructions.

Reference Values

No established reference values

Day(s) Test Set Up

Monday through Sunday

Methodology

Bichromatic End point/Bichromatic Rate

Specimen Transport Temperature

Refrigerated

Test Classification and CPT Coding

81050-Urine timed measurement

82570-Creatinine

84156-Protein

Special Instructions