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24-hour Urine Potassium
MessageDay(s) Test Set Up: Monday through Sunday
Test Code
UK24
CPT Codes
81050, 84133
Preferred Specimen
24-hour urine
Instructions
Submit an entire 24-hour urine collection in a container supplied. No preservative.
Transport Temperature
Refrigerated
Methodology
Ion-Selective Electrode (ISE) Potentiometric
Reference Range
25.0-125.0 mmol/24 hours
Clinical Significance
Useful to quantify the amount of potassium in the urine.
Last Updated: January 29, 2020