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24 HR URINE POTASSIUM PANEL (WRJ)
MessageCHEMISTRY
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
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
