HomeLab TestSpot Urine Potassium (K)
Overview
Overview: The Spot Urine Potassium test measures the concentration of potassium in a single, randomly collected urine sample. It is commonly used to evaluate potassium balance in the body, assess kidney function, and help diagnose...
Risk assessment
determining renal and nonrenal causes of hypokalemia
Ranges
20 mEq/L
Test result interpretation
Interpretation:
- Low Urinary Potassium (<20 mmol/L):
- Suggests low dietary potassium intake or increased retention due to conditions like dehydration, severe diarrhea, or hypokalemia. ...
Sample types
Urine
Frequently Asked Questions
What do abnormal spot urine potassium levels indicate?
How are abnormal spot urine potassium levels managed?
Why is spot urine potassium testing important?
How is spot urine potassium testing performed?
Spot Urine Potassium (K)
Probing Electrolyte Harmony for Renal Well-being
Includes 1 Test
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Sample Type:
urine
Fasting Required:
No
Description
The spot urine K+ level is helpful for determining renal and nonrenal causes of hypokalemia; a urinary potassium (UK) level higher than 20 mmol/L is suggestive of renal causes and a (UK) level lower than 20 mmol/L suggestive of nonrenal causes.