Preferred Sample Type
Suitable Specimen Types
- Plain Spot Urine
Random or 24 hour collection
Sample Processing in Laboratory
Usual
Sample Preparation
Usual
Turnaround Time
1 DaySample Stability
4 ºC
Potassium (urine)
General Information
Urinary potassium is a useful test in the differential diagnosis of hypokalaemia.
In hypokalaemia, a random urine potassium concentration > 20 mmol/L suggests renal potassium loss, and <20 mmol/L suggests gastrointestinal potassium loss respectively as being the cause of the hypokalaemia.
Patient Preparation
None
Notes
Please note, from 22/7/19 analysis performed using Abbott Alinity analyser. The test is awaiting UKAS accreditation.
Reference Range
25 - 125 nmol/24h (Source: Abbott laboratories)
Specifications
- EQA Scheme?: Yes
-
EQA Status:
RIQAS