What is an MRI?
An MRI is an imaging technique that produces detailed pictures of internal organs and tissues. The images are created through the use of magnetic fields and radio waves. For some procedures a contrast agent (Gadolinium) is used to increase the detail of the images.
Can anyone have an MRI scan?
Almost anyone can have an MRI. Although MRI is a non-invasive procedure that does not use any X-Ray radiation, it does require the use of a high strength magnetic field.
Are there any risks involved with having an MRI?
People with pacemakers cannot undergo an MRI scan, also other metallic implants, aneurysm clips, bullet fragments and all prosthetics will need to be checked before a person with these would be scanned. Some tattoos and permanent eyeliner may be heated during a scan. Our staff will go over any of these issues with you before your test.
Can someone who is pregnant undergo an MRI scan?
Yes, if all physicians involved in your care and our medical director determined it’s beneficial and necessary that you have an MRI.
How can I prepare for an MRI procedure?
It is best to wear loose comfortable clothing with no metal. You may be asked to change into a hospital gown / scrubs for some procedures. It is best to wear no jewelry, as you will need to remove it for the test. Please keep makeup to a minimum, some products contain metallic flakes that could cause a patients skin to heat up and also cause artefacts that will degrade the images.
Can I eat before my exam?
Yes.The only MRI procedures that have a restriction is an MRCP exam or abdomen and pelvis. This is a special exam of your abdomen that requires you to not eat or drink for 6 hours before your test.
How long does an MRI take?
Depending on the test you are having done and what system you are on, anywhere from 10 minutes to 45 minutes.
What will happen during the test?
MRI is a noisy test. Normally ear protection is given to help block some of the noise. You may feel the table vibrate and move occasionally during the test. It is very important to hold extremely still for the entire test. If you are claustrophobic or in severe pain you may want to ask your referring physician about medication to help get you through the test.
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