Potassium, Urine

0020849
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Example Reports
Abnormal
Normal

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: 24 hours; Refrigerated: 2 weeks; Frozen: 3 months

Reference Interval

Test Number
 Components
 Reference Interval
Potassium, Urine 25-125 mmol/d
  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 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 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