0020849
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Potassium, Urine

U K
Example Reports
Abnormal
Normal

Ordering Recommendation

New York DOH Approval Status

This test is New York state 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

Methodology

Quantitative Ion-Selective Electrode

Performed

Sun-Sat

Reported

Within 24 hours

Reference Interval

Test Number
 Components
 Reference Interval
  Potassium, Urine - per volume 25-125 mmol/d
  Creatinine, Urine - per 24h
Age
 Male (mg/d)
 Female (mg/d)
3-8 years 140-700 140-700
9-12 years 300-1300 300-1300
13-17 years 500-2300 400-1600
18-50 years 1000-2500 700-1600
51-80 years 800-2100 500-1400
81 years and older 600-2000 400-1300

Interpretive Data



Compliance Category

FDA

Note

Reference interval for random urine has not been established.

Hotline History

N/A

CPT Codes

84133

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Components

Component Test Code* Component Chart Name LOINC
0020202 Potassium, Urine - per volume 35677-4
0020207 Creatinine, Urine - per volume 35674-1
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