Your doctor will suggest an alternative exam or postpone the MRI if you are pregnant. Talk to your doctor if you have a liver or kidney problems because they light to limit the use of injected contrast agents.
4 Preparing for your Procedure
In order to prepare for the MRI your doctor will ask you to change into a hospital gown and remove:
Read on to learn more about what to expect before, during, and after your MRI scan.
Your doctor will ask you to lie down on a movable table that will slide through the MRI machine that looks like a tube with both ends open while a technologist will monitor you from another room. The MRI machine will create a strong magnetic field around you and radio waves will be directed at your body.
You will not feel the magnetic field or radio waves, and there are no moving parts around you because the procedure is painless. The internal part of the magnet produces repetitive tapping, thumping and other noises during the MRI scan. To help block the noise you can ask for music or earplugs. You may be given sedative before the scan if you are claustrophobic inside the MRI machine.
In some people, a contrast material, typically gadolinium may be injected through an intravenous (IV) line into a vein in your hand or arm and this will enhance the appearance of certain details. This procedure will take up about an hour or more.
To prevent blur in the images you must hold still. You may be asked to perform a number of small tasks such as answering simple questions, rubbing a block of sandpaper or tapping your thumb against your fingers. This helps pinpoint the portions of your brain that control these actions. You can return to your normal activities after the procedure.
6 Procedure Results
A radiologist who specializes in interpreting MRIs will check and analyze the resulting images from your scan and will report his findings to your doctor, so you and your doctor can discuss the results of the MRI.
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