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DEFINITION
The prostate ultrasound scan is the use of an ultrasound issuer that is reflected in the internal organs and is gathered by a few special devices that believe from them a few images of the studied area, in this case the prostate. The exploration is in alive and in real-time then it can show movements and the proper blood circulation of the area.
At present the most precise is the ultrasound scan transrectal of the prostate, what indicates the route of access of the ultrasound issuer.
INDICATIONS
The ultrasound scan transrectal of the prostate is indicated if in the physical exploration (rectal tact) a developing size prostate is appreciated or in an analysis of PSA (tumor scoreboard) it turns out to be high. Also it can be indicated in studies of prostatitis or of masculine unfertility.
As the ultrasound scan transrectal of the prostate is an exploration on time real and in alive it is possible to use like support and guide to realize captures of biopsy with needle of the prostate textile.
PREVIOUS PREPARATION
An enema is indicated approximately 3 hours before realizing the study to allow to have the rectum and the clean rectal blister when the issuer of ecógrafo interferes.
Also one is necessary a full bladder that helps to have a better vision of the prostate, then several water glasses must be drunk previously to the exploration.
METHOD OF THE SKILL
With the knocked down side person and the legs flexionadas a case puts itself to the issuing device of ultrasounds (transducer) and it gets in the rectum and the penetration is not very deep, since the prostate is very nearby on the outside. Images take in different angles, and the measures are taken to calculate the weight of the prostate and other possible morphologic finds.
If suspicious images appear it is possible to do in the same exploration the capture of a biopsy by means of a needle. On having been see the image of the live prostate, it is possible to direct very well the same one and to take the biopsy of the most suitable area.
The study can last approximately 20 minutes or something more if the capture of biopsy is realized. Damage does not take place, only, a little on having taken the biopsy and the patient can go out for his own foot and go away to house without problems.
RISKS OF THE SKILL
There are no adverse effects known in the ultrasound scan transrectal of the prostate.
It is necessary to avoid this exploration in patients with intestinal recent surgeries, in recent intestinal explorations with barium.
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