The transurethral biopsy
is used to extract tissue samples to be examined for
prostate cancer by a pathologist. During the procedure,
the patient may be placed under local or general anesthesia.
The doctor inserts a cystoscope through the urethra
so the prostate gland is visible. The doctor inserts
a cutting loop and extracts tissue samples by turning
the loop. The prostate biopsy is a valuable in the diagnosis
of prostate cancer.