24 HR URINE POTASSIUM PANEL (WRJ)

Message
CHEMISTRY


Test Code
24 HR UA K+


Alias/See Also
24 HR URINE K+


Includes
TOTAL VOLUME POTASSIUM, CREATININE


Preferred Specimen
24 HR URINE


Minimum Volume
20 ML


Instructions
OBTAIN 24HR URINE CONTAINER FROM THE LAB. THIS IS A DRY URINE JUG. DATE AND TIME OF COLLECTION AT THE START OF COLLECTION, AND AT THE END OF COLLECTION MUST BE RECORDED ON THE JUG. KEEP ON ICE DURING COLLECTION PERIOD.


Transport Container
24HR URINE CONTAINER-NO PRESERVATIVE


Transport Temperature
REFRIGERATED OR CONTAINER ON ICE


Specimen Stability
Room temperature: 45 days
Refrigerated (2-8°C): 2 months
Frozen (-20°C or colder): 1 year


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
IMPROPER COLLECTION CONTAINER


Methodology
Indirect ISE

Setup Schedule
DAILY:MON-FRI


Report Available
24-48 HRS


Reference Range
25-125 mmol/L


Clinical Significance
Urinary excretion of potassium is increased in primary aldosteronism. It is often increased in dehydration and in salicylate toxicity. Decreased levels are seen in malabsorption.


Performing Laboratory
WHITE RIVER JUNCTION VT VA-CHEMISTRY 802-295-9363 EXT: 5518, 5519



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.