Cystoscopy: pertaining to using an instrument to view the urinary bladder. An examination in which a scope, a flexible tube and viewing device, is inserted through the urethra to examine the bladder and urinary tract and urinary bladder for structural abnormalities or obstructions, such as tumors or stones.
Chabner, Davi-Ellen. 2007. The Language of Medicine. 8th ed. Saunders Elsevier, Missouri