Urine protein 4+ suggests proteinuria, which is mostly caused by pathological factors and is considered to be caused by kidney disease.
Urine protein 4+ is usually caused by kidney disease, the causes of this condition are divided into primary kidney disease and secondary kidney disease.
Urine protein 4+ in primary kidney disease is caused by the disease of kidney itself, common diseases include primary glomerulonephritis, primary nephrotic syndrome and so on.
Urine protein 4+ due to secondary kidney disease is due to kidney damage caused by other systemic diseases, such as common diabetic nephropathy, systemic lupus erythematosus nephritis, hepatitis B-associated nephritis and so on.
Patients with urinary protein 4+ should go to the hospital in time to get a clear cause and timely treatment under the guidance of professional physicians.