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URIC ACID, 24 HOUR URINE
Test CodeLAB841
CPT Codes
81050
Preferred Specimen
Urine collected for 24 hours in a plain container
To prevent ureate precipitation in urine samples, add sodium hydroxide to keep urine alkaline (pH > 8.0). To achieve stated uric acid stability, add NaOH prior to sample collection.
To prevent ureate precipitation in urine samples, add sodium hydroxide to keep urine alkaline (pH > 8.0). To achieve stated uric acid stability, add NaOH prior to sample collection.
Instructions
TO COLLECT A 24-HOUR URINE SPECIMEN: At the hour selected to start the 24-hour period, have the patient urinate and discard. From that time collect all urine passed in a clean container and transfer immediately to this bottle. DO NOT HAVE PATIENT URINATE DIRECTLY INTO THE BOTTLE. Have the patient pass the last urine at the end of the 24-hour period and add this into the bottle.
Transport Container
24 hr urine container
Methodology
Colorimetric
Setup Schedule
Set Up:Daily Report Available:1 day
Reference Range
| Uric Acid, 24 Hr Urine | 250-750 mg/24 hrs |
| 24 Hr Urine Total Volume | 1000-2500 mL |
| Uric Acid, Urine |
Performing Laboratory
GBMC Chemistry
