proteinuria

https://doi.org/10.1351/goldbook.16012
Excretion of excessive amounts of protein (derived from blood plasma or kidney tubules) in the urine.
Source:
PAC, 2007, 79, 1153. (Glossary of terms used in toxicology, 2nd edition (IUPAC Recommendations 2007)) on page 1291 [Terms] [Paper]