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Potassium, Urine
0020849
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Ordering Recommendation
Mnemonic
U K
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 or random urine without additives. Refrigerate during collection.
Specimen Preparation
Transfer a 1 mL aliquot of urine from a well-mixed collection to an ARUP Standard Transport Tube. (Min: 0.2 mL) Record total volume and collection time interval on transport tube and test request form.
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Remarks
Stability
Ambient: 2 weeks; Refrigerated: 2 weeks; Frozen: 1 month
Reference Interval
| Test Number |
Components |
Reference Interval |
|||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Potassium, Urine | 25-125 mmol/d | ||||||||||||||||||||||
| Creatinine, Urine - per 24h |
|
Interpretive Data
Compliance Category
FDA
Note
Reference interval for random urine has not been established.
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
84133
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0020202 | Potassium, Urine - per volume | 2828-2 |
| 0020207 | Creatinine, Urine - per volume | 2161-8 |
| 0020208 | Creatinine, Urine - per 24h | 2162-6 |
| 0020602 | Potassium, Urine - per 24h | 2829-0 |
| 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
- K Urine
- urine potassium
Potassium, Urine
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