Proteinuria refers to elevated protein levels in the urine. It is not a disease but a sign that the kidneys are not correctly filtering blood, possibly due to a kidney condition. Several proteins may ...

Medically reviewed by Matthew Wosnitzer, MD Key Takeaways Foamy urine can happen from harmless reasons like dehydration or a fast urine stream.  Proteinuria, which is too much protein in urine, might ...

A urine protein test measures the amount of protein in a urine sample. A doctor may suggest this test to help evaluate and monitor kidney function and potentially detect kidney damage. The kidneys ...

A urine test can reveal a lot about your health, including whether you have diabetes, kidney or liver issues, or a UTI.