Urology is a specialty that deals with diseases of the male and female urinary tract (kidneys, ureters, bladder and urethra). It also deals with the male reproductive organs (penis, testes, scrotum, prostate, etc.).
Urology is a surgical specialty. Besides surgery, a urologist is a doctor with wisdom of internal medicine, pediatrics, gynecology and other parts of health care. This is because a urologist encounters a wide range of clinical problems.