Ordering Recommendation
Mnemonic
U NA
Methodology
Quantitative Ion-Selective Electrode
Performed
Sun-Sat
Reported
Within 24 hours
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
24-hour urine with no additive. Refrigerate during collection. Also acceptable: Random urine.
Specimen Preparation
Transport 1 mL aliquot of urine from a well-mixed collection. (Min: 0.2 mL) Record total volume and collection time interval on transport tube and test request form.
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
pH adjusted urine specimens.
Remarks
Stability
Ambient: 14 days; Refrigerated: 2 weeks; Frozen: 1 month
Reference Interval
Test Number |
Components |
Reference Interval |
|||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Creatinine, Urine - per 24h |
|
||||||||||||||||||||||
Sodium, Urine - per 24h | 51-286 mmol/d |
Interpretive Data
Compliance Category
FDA
Note
Hotline History
Hotline History
Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
N/A
CPT Codes
84300
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0020201 | Sodium, Urine - per volume | 2955-3 |
0020207 | Creatinine, Urine - per volume | 2161-8 |
0020208 | Creatinine, Urine - per 24h | 2162-6 |
0020601 | Sodium, Urine - per 24h | 2956-1 |
0097110 | Total Volume | 19153-6 |
0097111 | Hours Collected | 30211-7 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- Electrolytes, Urine
- Lytes, Urine
- Na
- Na Urine
- Na+ Urine
- Urine Na
- Urine sodium
Sodium, Urine