Doctors do not typically use a cystoscopy to detect or diagnose prostate cancer, but it may reveal abnormalities in the prostate or signs of cancer in the bladder and other areas of the urinary tract.

A cystoscopy is a procedure that involves inserting a tool into the urethra and up into the bladder to examine these organs. The tool is a cystoscope — a thin, flexible instrument with a light and a ...