Cystoscopy is a test that looks at the inner lining of the bladder and
the tube from the bladder to the outside of the body (urethra). The cystoscope
is a thin, lighted viewing tool that is put into the urethra and moved into the
When the cystoscope is inside your bladder, sterile
water or saline is injected through the scope to help expand your bladder and
to create a clear view. A medicine may also be injected through the scope to
reduce chances of infection.
A cystoscopy can
check for stones, tumors, bleeding, and infection. Cystoscopy can see areas of
the bladder and urethra that usually do not show up well on X-rays. Tiny
surgical instruments can be put through the cystoscope to remove samples of
tissue (biopsy) or samples of urine.
Cystoscopy also can be used
to treat some bladder problems, such as removing small bladder stones and some
ByHealthwise Staff Primary Medical ReviewerE. Gregory Thompson, MD - Internal Medicine Adam Husney, MD - Family Medicine Specialist Medical ReviewerAvery L. Seifert, MD - Urology