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Test Code UK Potassium, 24 Hour, Urine

Methodology

Ion-Selective Electrode (ISE)

Performing Laboratory

Huntsville Hospital Laboratory/ Madison Hospital Laboratory

Specimen Requirements

Submit an entire 24-hour urine collection in a urine container. No preservative. Refrigerate specimen during collection, and send specimen refrigerated.
Note:  1. Starting and ending times of collection are required on request form for processing.
2. Follow instructions in “Urine Collection—Huntsville Hospital Health System Laboratory” in “Special Instructions.”

Reference Values

25-125 mEq/24 hours

Day(s) Test Set Up

Monday through Sunday

CPT Coding

81050 - urine timed measurement
84133 - potassium

Secondary ID

HHA1409

LOINC Coding

Test Name LOINC Code

Potassium, 24 Hour, Urine

2828-2
Total Volume 3167-4
Urine Potassium, Random 2828-2
Urine Potassium, 24hr 51720-1

 

Specimen Stability Information

 

Specimen Type

Temperature

Time

Urine, 24 hr collection

Refrigerated

7 days

 

Reject Due To

 

Hemolysis

NA

Lipemia

NA

Icterus

NA