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Test Code UK Potassium, Urine, 24 Hour

Specimen Type

24 Hr. Urine

Collection Instructions

Instruct the patient to void at 8:00 AM and discard the specimen. Then collect all urine including the final specimen voided at the end of the 24-hour collection period, i.e., 8:00 AM the next morning. Screw the lid on securely. Specimens should be transported promptly to the Clinical Laboratory. Container must be labelled with patient’s full name, room number, date and time collection started, and date end time collection finished.

Collection Volume

Entire collection

Minimum Collection Volume

Entire collection

Rejection Criteria

Fecal contamination, entire collection not chilled, acidified urine

Specimen Storage and Stability

Spin and refrigerate; Stable up to 4 days at 2-8 C

Day(s) and Time(s) Performed

Monday through Sunday, 24 hours

Alias

Potassium, 24 Hr. Urine; K, 24 Hr., Urine; 24 Hr. Potassium, Urine;

EPIC Code

LAB436

Acceptable Collection Container

24 Hr. Urine Container, no preservative required

Additional Information

No Preservative required

Turn Around Time

24 hours

Lab Department

Chemistry