Urology is a branch of clinical and surgical sciences dealing with preventive measures, diagnosis, management, care and rehabilitation of medical and surgical diseases of genitourinary tract and includes the following areas: diseases of the adrenal glands, kidney, ureter, bladder, urethra, and prostate, urinary incontinence in both sexes, male infertility, impotence, developmental disorders, and congenital diseases of these organs, such as ambiguous genitalia, as well as the surgery of urologic retroperitoneal and inguinal canal diseases.