Transrectal prostate ultrasound is performed by inserting an ultrasound probe into the patient's rectum, allowing images of the man's prostate to be obtained, making it possible to identify changes or injuries that may appear in this region, such as cancer, enlarged prostate, infections, among others. others.
This procedure is performed by the rectum because the prostate is between it and the bladder and allows a clearer view than when an abdominal ultrasound is performed.
What can be detected
The performance of a transrectal ultrasound allows the diagnosis of infections, cysts, hypertrophy or cancer in the prostate. Learn to recognize the most common symptoms of prostate cancer.
Who should take this exam
Generally, transrectal ultrasound is indicated in the following situations:
- Men who have an altered digital exam and normal or increased PSA; Men over 50, as a routine exam, for the diagnosis of prostate disease; Diagnosis of infertility; Follow-up of a biopsy; Staging of prostate cancer; Follow-up of a benign prostatic hyperplasia or recovery after surgery. Find out what the consequences of surgery to remove the prostate are and how recovery is done.
What are the risks
Discomfort or slight bleeding may occur in people with hemorrhoids or anal fissures. In these cases, an anesthetic can be used to relieve symptoms.
How is the exam preparation
To prepare for the exam, your doctor may recommend using a laxative and / or applying an enema. Generally, an enema is applied with water or a specific solution, about 3 hours before the exam, to improve visualization.
In addition, it is also recommended to drink about 6 glasses of water, 1 hour before the test and to retain the urine, because the bladder must be full at the time of the test.
