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Potassium Urine 24 hours
MessageChemistry
Test Code
LAB436
Alias/See Also
K-urine 24HR
CPT Codes
84133
Includes
Total Urine Potassium Output over 24 hr Period
Preferred Specimen
24-hour urine collection
Minimum Volume
300 uL urine
Other Acceptable Specimens
Instructions
LAB: Properly labeled Timed collection received with Order requistion
Refrigerate urine during collection. Submit entire collection to Laboratory with completed. Order requisition
Requisition.
Measure urine volume and record on Order Requisition.
Mix well, aliquot 5 mL and centrifuge.
Take spun urine aliquot and Order Requisition to Tech for
testing.
Tech will verify HOURS of collection on Order Requisition: Date Urine Collection Started
Date Urine Collection Ends
Time Urine Collection Started
Time Urine Collection Ends
Refrigerate urine during collection. Submit entire collection to Laboratory with completed. Order requisition
Requisition.
Measure urine volume and record on Order Requisition.
Mix well, aliquot 5 mL and centrifuge.
Take spun urine aliquot and Order Requisition to Tech for
testing.
Tech will verify HOURS of collection on Order Requisition: Date Urine Collection Started
Date Urine Collection Ends
Time Urine Collection Started
Time Urine Collection Ends
Transport Temperature
Refrigerated
Specimen Stability
Ambient: up to 4 days.
Refrigerated: up to 7 days.
Frozen: 6 months
Refrigerated: up to 7 days.
Frozen: 6 months
Setup Schedule
Everyday
Report Available
Same day
Reference Range
25-125 mmol/day
Performing Laboratory
Hoag Newport/ Hoag Irvine