A red blood cell count of 120 cells/ul in the urine suggests the presence of hematuria. Diseases such as urinary stones, glomerulonephritis and urinary tumors may exist. 1. Urinary stones: when kidney stones or ureteral stones, the stones rub the mucous membrane leading to mucous membrane bleeding, hematuria, urinalysis suggests high urine erythrocytes. It is recommended that patients drink as much water as possible in their daily life, and can be treated with lithotripsy drugs or surgery. 2. Glomerulonephritis: manifested by hematuria, proteinuria, hypertension and edema. Patients are advised to avoid overwork in daily life and actively treat the primary disease. Captopril, prednisone, cyclophosphamide and other drugs can be applied for treatment. 3. Urological tumor: renal tumor can also cause painless hematuria when invading renal calyx and renal pelvis. It can be treated by surgery and other means. High urine erythrocytes may also be caused by other diseases, it is recommended that patients go to regular hospitals in time, improve the examination to clarify the cause of the disease, and then give targeted treatment or treatment under the guidance of doctors.