A high urine red blood cell count is usually indicative of hematuria, which can be categorized as hematuria visual and hematuria microscopic. The vast majority of them are caused by urinary system diseases, and a small number of them are caused by non-urinary system diseases. 1. Urological diseases: related to autoimmune disorders, such as glomerulonephritis; related to infectious factors, such as pyelonephritis, urinary tuberculosis, etc.; related to stones in the urinary system, such as renal stones, ureteral stones, etc.; related to traumas, deformities, etc.; there are also some cancer-related, such as renal cancer, bladder cancer, etc., and a very small portion of the hereditary diseases, such as polycystic kidney. 2. Non-urinary diseases: some coagulation disorders such as hemophilia, etc.; some drugs such as cyclophosphamide, aspirin, warfarin, etc.; in normal physiological conditions, strenuous exercise, late night, etc. can also cause hematuria. There are many other reasons for increased urinary erythrocytes, and it is recommended that patients consult regular hospitals in a timely manner and follow the doctor’s instructions to improve the relevant examinations and standardized treatment.