Is proteinuria 3 plus serious?

3 plus signs of proteinuria are more severe. Protein content in normal human body is low, and it normally shows negative in urine routine examination. If the protein content in urine is high, it is called proteinuria. The more plus signs of proteinuria, the greater the degree of kidney damage. 3 plus signs of proteinuria indicate moderate proteinuria, which also indicates moderate kidney damage. Patients also need to carry out 24-hour urine protein quantitative examination, if the 24-hour urine protein quantitative is also seriously exceeded, it belongs to a large amount of proteinuria, indicating that the kidney has been more serious damage, should be timely treatment.