Assertion: prostate cancer's doctor | /r/CapableOf | use transrectal ultrasound
Facets:
value: to guide several hollow probes
type: PURPOSE
Source sentences:
text: For example, doctors may use a transrectal ultrasound, when a probe the size of a finger is inserted into the rectum and high-energy sound waves (ultrasound) are bounced off the prostate to create a picture of the prostate called a sonogram.
text: The doctor uses transrectal ultrasound (TRUS) to guide several hollow probes (needles) through the skin between the anus and scrotum and into the prostate.