Doctor Shih-San Chang specializes in pediatric urology and general urology. He has extensive experience in urology image diagnosis, urology endoscope examinations, image diagnosis of urinal tract dynamics and common urology procedures such as prostate gland removal, kidney stone removal, ureter stone removal, urethral surgery etc. Ureter endoscope is a commonly used examination and treatment procedure that does not leave any visible foreign scars and greatly reduces that number of days in hospitalization and the occurrence of complications.