What does proteinuria mean?

Proteinuria refers to excessive protein content in urine.

Proteinuria indicates that the qualitative test of urine protein is positive, and the 24-hour urine protein content exceeds 150mg. Proteinuria may be physiological, mainly caused by strenuous exercise, cold weather, high environmental temperature, etc. Proteinuria may also be pathological, caused by glomerulonephritis, diabetic nephropathy, pyelonephritis, etc. Proteinuria is generally difficult to find through the naked eye, some patients 'urine will become cloudy, appear more foam, and accompanied by urgency, frequent urination and other symptoms.