Mixed hematuria, not only nephritis, can also be seen in other diseases, such as renal tuberculosis, immune nephritis, and urological tumors. 1. renal tuberculosis: hematuria is the most important symptom of renal tuberculosis, mostly terminal mixed hematuria, mainly because of tuberculous cystitis and ulcers, a few patients can also appear throughout the naked eye hematuria because of invasion of blood vessels. 2. Immune nephritis: such as immune disease caused by IgA nephropathy, hematuria is the main manifestation of the disease, can be persistent microscopic or microscopic hematuria, mostly seen in 20-30 years old young men. 3. Urological tumors: such as bladder cancer, intermittent painless gross hematuria can occur, which can be reduced or stopped by itself, and sometimes it is only microscopic hematuria. It is suggested that patients should go to the relevant departments of hospitals for consultation in time, and under the guidance of professional doctors, complete relevant examinations, so as to clarify the diagnosis of the disease and receive standardized treatment, and should not be negligent, so as not to delay or aggravate the condition.