How does urine protein cause

1. Severe exercise

may lead to renal artery contraction, reduce blood flow, increase vascular permeability, promote plasma protein excretion, causing proteinuria.

2. Nephritis

patients due to inflammatory reaction stimulate the kidney, leading to abnormal kidney function, can not operate normally, can not absorb protein, and then protein into the urine, proteinuria.

3.

Renal cancer

patients if the condition is serious, so that cancer cells affect the kidney, leading to renal filtration function damage, so that protein leakage, proteinuria.