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Test Code U24K Potassium, 24 Hour, Urine

Performing Laboratory

ChristianaCare:

  • Newark Campus
  • Wilmington Campus

Methodology

Ion-Selective Electrode (ISE)

Reference Values

0 to 10 years 

Male 

17 – 54 mmol/24 hours 

  

Female 

8 – 37 mmol/24 hours

11 to 14 years 

Male 

22 – 57 mmol/24 hours

  

Female 

18 – 58 mmol/24 hours

≥ 15 years 

  

25 – 125 mmol/24 hours

 

Physician Office Specimen Requirements

Container/Tube:  24-hour urine container supplied. No preservative.
 

Specimen:  Entire 24-hour urine collection


Collection Instructions:  Refrigerate specimen during collection.

Note:  1. Starting and ending times of collection are required on request form for processing.
2. Follow instructions in “Urine Collections” in “Special Instructions.”

3. Label container with patient’s full name and 1 additional unique patient identifier such as date of birth, medical record number, emergency ID number, date and time of collection, collector’s initials, and type of specimen.

Day(s) Test Set Up

Monday through Sunday

Routine Turnaround Time:  8 hours

STAT Turnaround Time:  not available

Special Instructions