Urea
Kidney blood
What It Is
Urea is a waste product formed in the liver from the breakdown of proteins and excreted by the kidneys.
Why It Matters
Urea levels help assess kidney function and hydration status.
If Levels Are High
Elevated urea may indicate kidney dysfunction, dehydration, or a high-protein diet.
If Levels Are Low
Low urea can occur with liver disease or malnutrition.
Preparation
No special preparation required.
How Often to Test
Annually as part of kidney function testing.
Panels Including This Marker
Important Disclaimer
This information is for educational purposes only and does not constitute medical advice or diagnosis. Results should be interpreted in clinical context by a qualified healthcare professional. If you have severe symptoms or urgent concerns, seek urgent medical help.