There are many kinds of diseases that urology can see, usually kidney diseases, ureter diseases, urethra diseases, prostate diseases, bladder diseases and so on. 1. Kidney diseases: such as renal malformation tumor, renal pelvis cancer, kidney cancer, kidney stones, kidney tuberculosis, kidney cysts, hydronephrosis, etc. 2. Ureteral diseases: such as ureteral stenosis, stones, ureteral cancer, ureteritis, etc. 3. Urethral diseases: such as urethral stone, urethral tumor, urethritis, urethral stenosis, urinary tract infection and so on. 4. Prostate diseases: such as prostatitis, prostate hyperplasia, prostate cancer, etc. 5. Bladder diseases: such as bladder tumor, bladder tuberculosis, bladder inflammation, bladder stones, etc. 6. Other: In addition to urology also includes male external genital diseases, such as prepuce, hypospadias, etc.. If there are symptoms such as frequent urination and urgency of urination, you need to go to the hospital in time for treatment.