Someone should see a urologist if they have a problem with their kidneys, ureter or bladder. This would include incontinence, kidney stones, cancers of the kidney, ureter, bladder, urethra and penis, as well as testicular cancer, cancer of the epididymis or seminal vesicle. Someone should see a urologist if they have erectile dysfunction or kidney stones. So much and see a urologist for groin pain, chronic urinary infections or acute urinary tract infections, urethral, strictures, urinary leakage.