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HelpTest Code RUN Urine Urea Nitrogen, Random
Specimen and Container/Tube
Urine, Random
Rejection Criteria
N/A
Turnaround Time
N/A
Test Includes
Quantitative determination of urea nitrogen in urine
Specimen Type
Urine, Random
Container/Tube
Sterile Urine Container
Preferred Volume
0.5 mL
Specimen Minimum Volume
0.2 mL
Reject Due To
N/A
Day(s) Performed
24 hours, 7 days a week including holidays.
STAT DAY(S) AND TIME(S) PERFORMED
N/A
STAT Turnaround Time
N/A
Method Name
Spectrophotometric, Kinetic
Synonyms
N/A
Test Limitations
N/A
Test Usage
Assessment of protein intake and/or nitrogen balance.
Offsite Collection Instructions
1. Collect without additives or preservatives.
2. Random urine collections only.
3. Transport refrigerated (2-8° C).
UCMC Collection Instructions
1. Collect without additives or preservatives.
2. Random urine collections only.
3. Transport refrigerated (2-8° C).
Reference Values
Reference ranges for random urine specimens have not been
established; subject to ordering physician interpretation only.
Additional Information
N/A
Stability: Room Temp
2 days
Stability: Refrigerated
7 days
Stability: Frozen
1 year
Pediatric Volume
0.2 mL
Clinical Indications
Assessment of protein intake and/or nitrogen balance. ?�
Transport Instructions
1. Collect without additives or preservatives.
2. Random urine collections only.
3. Transport refrigerated?�(2-8?� C).
Test Components
Quantitative determination of urea nitrogen in?�urine
Specimen Stability
2 days
Methodology
Spectrophotometric, Kinetic
Synonyms/Key Search Words
N/A