Potassium Urine Test, 24-Hour

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A 24-hour Potassium Urine Test is used to detect abnormal concentrations of potassium, including high potassium (hyperkalemia) and low potassium (hypokalemia).

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Potassium is an electrolyte that is vital to cell metabolism. It helps transport nutrients into cells and removes waste products out of cells. It is also important in muscle function, helping to transmit messages between nerves and muscles, and is important to heart function. Irregular Potassium Levels can be indicative of a number of conditions including kidney disease, diabetes, thyroid disorders, and gastrointestinal problems.

LC Sample Report QD Sample Report

Test Code(s):

003186, 11316

Also Known As:

K, 24-Hour Urine

Specimen:

Urine

Preparation:

You must take your lab order to the lab to obtain a proper specimen container before collection. Urinate at 8am and discard the specimen. Then collect all urine in 24-hour period, ending with final collection at 8am the next morning. Refrigerate the collected urine between all voidings or keep it in a cool place. Screw the lid on securely. Transport the specimen promptly to the laboratory. Container must be labeled with full name, date and time collection started, and date and time collection finished.

Test Results:

2-3 days. May take longer based on weather, holiday or lab delays.

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