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Potassium, Urine, 24 hour

Performing Lab(s)

Memorial-Belleville only

Specimen Requirement (s)

Specimen Type: urine

Container/Tube:   24 hour urine jug with start and stop times noted

Specimen Volume:    NA

Specimen Minimum Volume: 2 mL

 

Collection Instructions: Refrigerate jug during collection.

Lab Instruction: NA

 

Day(s)/Shift(s) Test Set Up and Turnaround Time

Sunday through Saturday

Hours: 24 hours

 

Turnaround Time:

STAT: No

Routine: less than 8 hours from receipt.

Transport and Stability

Transport temperature: Ambient or refrigerated to lab

  • Refrigerate during collection.

Reference Values

 

Varies greatly with diet

Commonly observed levels on an average diet are 25-125 mmol/24 hours.

Literature Reference: 

Rifai N, Horvath AR, Wittwer AT eds: Textbook of Clinical Chemistry and Molecular Diagnostics 6 th ed: Chapter 60, p. 1324, Elsevier, St. Louis, MO 2018.

CPT/LOINC Codes

81050-Volume measurement for timed collection

84133-Potassium