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Protein, Total, 24-Hour Urine with Creatinine : 757
Test CodeU24PAU or 757
CPT Codes
82570, 84156
Instructions
Record total volume and duration of collection on test requisition and urine vial.
Transport Container
Preferred Specimen
10 mL aliquot from a well-mixed, 24-hour collection - no preservative
Alternative Specimen
Urinalysis transport tube (yellow-top, blue fill line, preservative tube)
Minimum Volume
2 mL
10 mL aliquot from a well-mixed, 24-hour collection - no preservative
Alternative Specimen
Urinalysis transport tube (yellow-top, blue fill line, preservative tube)
Minimum Volume
2 mL
Transport Temperature
Room temperature.
Specimen Stability
Room temperature: 4 days; Refrigerated: 5 days; Frozen: 30 months
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Acidified urine
Methodology
Colorimetric, Spectrophotometry
Setup Schedule
Sunday - Saturday
Report Available
1 day
Reference Range
Protein, Total, 24 Hr Ur <150 mg/24 h
Protein/Creatinine Ratio in mg/g
Male <100 mg/g creat
Female <150 mg/g creat
Protein/Creatinine Ratio in mg/mg
Male <0.100 mg/mg creat
Female <0.150 mg/mg creat
Creatinine, 24-Hour Urine
<3 Years Not established
3-8 Years 0.10-0.80 g/24 h
9-12 Years 0.20-1.40 g/24 h
13-17 Years 0.40-1.90 g/24 h
>17 Years 0.50-2.15 g/24 h
Clinical Significance
Urinary total proteins are negligible in healthy individuals. Concentrations are increased in patients with a wide variety of disease that impair renal function including diabetes, hypertension, nephritic syndrome, and drug nephrotoxicity.
Performing Laboratory
med fusion
