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Kidney function
Urea
Measures a waste product made when the body breaks down protein.
What it measures
It measures the amount of urea in the blood.
Why it is tested
It is commonly used to help assess kidney function and hydration.
Low results
Low results are usually not a concern on their own.
High results
High results may be associated with dehydration or reduced kidney function.
Related tests
Creatinine, eGFR, Sodium
Sources
Other markers
Disclaimer
This information is for education only and is not a substitute for medical advice. Results should be interpreted by a qualified clinician alongside your symptoms and medical history.