What causes urea nitrogen to be high?

Urea nitrogen is a protein in the human body. The reason for the high urea nitrogen is related to our usual living habits, but also related to disease factors. Usually eat too much nitrogen-containing food, excretion is less, the urea nitrogen content in the body is too much. Eating animal fat with high nitrogen content will increase the nitrogen in the body. Pathological factors, such as renal insufficiency, severe uremia, the urea nitrogen in the body is much higher. It is recommended to go to a regular hospital to check the cause of urea nitrogen on the high side, according to the cause, symptomatic treatment.