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Potassium, Urine
0020849
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.
Submit With Order
ARUP Consult®
Disease Topics
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: 24 hours; Refrigerated: 2 weeks; Frozen: 3 months  
Reference Interval
Test Number
Components
Reference Interval
Potassium, Urine25-125 mmol/d
 Creatinine, Urine - per 24h
AgeMaleFemale
3-8 years140-700 mg/d140-700 mg/d
9-12 years300-1300 mg/d300-1300 mg/d
13-17 years500-2300 mg/d400-1600 mg/d
18-50 years1000-2500 mg/d700-1600 mg/d
51-80 years800-2100 mg/d500-1400 mg/d
81 years and older600-2000 mg/d400-1300 mg/d


Interpretive Data


Note
Reference interval for random urine has not been established.
CPT Code(s)
84133
Components
Component Test Code*Component Chart NameLOINC
0020202Potassium, Urine - per volume21476-7
0020207Creatinine, Urine - per volume2161-8
0020208Creatinine, Urine - per 24h2162-6
0020602Potassium, Urine - per 24h2829-0
0097110Total Volume19153-6
0097111Hours Collected30211-7
* 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