Urine protein can be detected by urine microprotein measurement, routine urine measurement and 24-hour urine protein measurement. If a patient has positive urine protein, it means that there are problems with the kidneys, and there are several aspects to analyze: 1. Abnormal urine microprotein is an early indicator of kidney abnormalities, at this time, urine routine and 24-hour urine protein quantification can be normal, and the cause of elevated urine microprotein should be actively looked for, such as being If it is caused by hypertension or diabetes, blood pressure and blood sugar can be controlled to prevent further progress of the disease and increase in urine protein; 2. Positive urine protein and increased 24-hour urine protein quantification indicate that the patient has kidney problems, which may be caused by glomerulonephritis, renal failure and other diseases.