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.
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 - ULYTE 51-286 mmol/day
  Potassium, Urine mmol/day - ULYTE 25-125 mmol/day
  Chloride, Urine mmol/day - ULYTE 140-250 mmol/day
  Creatinine, Urine - per 24h
Age Male Female
3-8 years 140-700 mg/d 140-700 mg/d
9-12 years 300-1300 mg/d 300-1300 mg/d
13-17 years 500-2300 mg/d 400-1600 mg/d
18-50 years 1000-2500 mg/d 700-1600 mg/d
51-80 years 800-2100 mg/d 500-1400 mg/d
81 years and older 600-2000 mg/d 400-1300 mg/d

Interpretive Data



Compliance Category

FDA

Note

Reference intervals are not established for random urines.

Hotline History
N/A
CPT Codes

82436; 84133; 84300

Components
Component Test Code* Component Chart Name LOINC
0020207 Creatinine, Urine - per volume 2161-8
0020208 Creatinine, Urine - per 24h 2162-6
0020535 Sodium, Urine mmol/L - ULYTE 2955-3
0020536 Sodium, Urine mmol/day - ULYTE 2956-1
0020537 Potassium, Urine mmol/L - ULYTE 2828-2
0020538 Potassium, Urine mmol/day - ULYTE 2829-0
0020539 Chloride, Urine mmol/L 2078-4
0020540 Chloride, Urine mmol/day - ULYTE 2079-2
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
  • Urine electrolytes
Electrolytes, Urine