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Electrolytes, Urine
0020498
Ordering Recommendation
Mnemonic
ULYTE
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. Refrigerate during collection.  
Specimen Preparation
Do not adjust specimen pH. Transfer a 1 mL aliquot of urine from a well-mixed collection to an ARUP Standard Transport Tube. (Min: 0.5 mL) Record total volume and collection time interval on transport tube and test request form.  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
 
Remarks
 
Stability
Ambient: 8 hours; Refrigerated: 1 week; Frozen: 3 months  
Reference Interval
Test Number
Components
Reference Interval
 Sodium, Urine mmol/day - ULYTE51-286 mmol/day
 Potassium, Urine mmol/day - ULYTE25-125 mmol/day
 Chloride, Urine mmol/day - ULYTE140-250 mmol/day
 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 intervals are not established for random urines.
CPT Code(s)
82436; 84133; 84300
Components
Component Test Code*Component Chart NameLOINC
0020207Creatinine, Urine - per volume2161-8
0020208Creatinine, Urine - per 24h2162-6
0020535Sodium, Urine mmol/L - ULYTE2955-3
0020536Sodium, Urine mmol/day - ULYTE2956-1
0020537Potassium, Urine mmol/L - ULYTE2828-2
0020538Potassium, Urine mmol/day - ULYTE2829-0
0020539Chloride, Urine mmol/L2078-4
0020540Chloride, Urine mmol/day - ULYTE2079-2
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
  • Urine electrolytes