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Test Code LAB4175 PROTEIN, URINE, 24 HOUR

Important Note

Must document collection period and total volume.

Specimen Type

24-hour urine collection

Collection Instructions

Collect a 24-hour urine in a 24-hour dark plastic urine container. Refrigerate during collection.

KH specimen test collection guide

Specimen Volume

50 mL

Minimum Volume

40 mL

Turnaround Time

STAT: 1 hour
Routine: 4 hours

Test Schedule

Daily

Sample Stability

Room Temp: 24 hours
Refrigerated: 7days
Frozen: 1 month

Specimen Processing

Invert 24 hour urine container several times to mix the specimen.
Aliquot 50 mL of a well-mixed 24-hour urine collection into a leakproof plastic urine container.
Aliquot 5 mL into a transparent red top tube.
Record collection time and total volume.
Freeze 50ml Specimen Aliquot.

Method

Colorimetric

Reference Ranges

Collection Period h Volume mL Protein, Urine: <300.0 mg/24h

Total Protein, Urine 24hr, Raw: <15.0 mg/dL

Reporting Limit

Measuring Range:  6.8 - 200.0 mg/dL

Reporting Limits: 6.8 - 2000.0 mg/dL

Test Components

Collection Period, h; Volume, mL; Protein, Urine, mg/24h;

CPT Codes

84156