- Does the patient have to be prepared for the examination?
- How is the procedure performed?
- Is it necessary to use a contrast agent?
It is advisable not to eat anything at least 6 hours before the investigation. You can drink moderate amounts of fluid.
You have to use laxative suppository if you have a rectal examination. One suppository should be inserted 6 hours before, and then another suppository 4 hours before starting the procedure.
If you are planning a cervical investigation, you will receive a gel into your vagina.
Otherwise, general guidelines for MRI examination apply.
The radiolographer will place you in the appropriate position on the examination table and install a suitable coil. You will be provided with earphones for hearing protection as loud noises are generated during the investigation. You will enter the MRI scanner where you will stay for the duration of the process. You will hold a bell in your hand to use it if any problems occur during the procedure to alert the radiographer.
It is of particular importance that you remain completely still during the investigation as the movements impair the image quality!
If major artifacts due to the bowel movement as a consequence of vigorous peristalsis are present, you will receive a remedy to relax the intestinal wall.
The examination takes about 45 minutes. The time is extended by additional 15 minutes if a contrast agent has to be used.
The decision to use a contrast agent depends on the indication for your examination or the investigation findings. The treating radiologist reaches this decision.