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Doctor insights on: Why Is It Unsafe For Someone With A Pacemaker To Have An Mri Scan

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Dr. Abraham Jaskiel
5 doctors shared insights

Mri (Definition)

Mri or magnetic resonance imaging is one of the more recently developed imaging modalities available to physicians. It uses powerful magnets to generate images. There is no ionizing radiation which is a major advantage over many other modalities. Mri is the best imaging exam that we have for most soft tissue and joint related problems. There are radiologists ...Read more


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Can you please tell me why it'sunsafe for a patient with a pacemaker to have an MRI scan?

Can you please tell me why it'sunsafe for a patient with a pacemaker to have an MRI scan?

Arrhythmia: Pacemakers work by electrical impulses and are affected by strong electromagnetic fields. Mris work by strong electromagnetic fields, so having an MRI with an implanted pacer can be life-threatening. There is also a risk of heating of the wires when subjected to the MRI field. ...Read more

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51 yr old brother had pacemaker implanted after 6 fainting-flatlining episodes. Mri/ct scan showed brain/heart not the problem. Why is this happening

51 yr old brother had pacemaker implanted after 6 fainting-flatlining episodes. Mri/ct scan showed brain/heart not the problem. Why is this happening

Cardioinhibition: Your question is far to specific to answer here. A few possibilities include (the most common) something called cardioinhibition. Other more rare possibilities include conduction system disease and very dangerous heart rhythms which would require a defibrillator rather than a pacemaker. ...Read more

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Can you have an MRI scan while pregnant?

Can you have an MRI scan while pregnant?

See answer: Mri s are occasionally ordered during pregnancy for indications including: appendicitis, placenta accreta, fetal malformations, adnexal lesions, and various CNS concerns. Based on the american college of radiology guidelines present data have not conclusively documented any deleterious effects of mr imaging at 1.5 t on the developing fetus. Your dr. Should consult with the radiologist in advance. ...Read more

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Why do I have to have an MRI scan of my liver & splean?

Why do I have to have an MRI scan of my liver & splean?

MRI: Ask your doctor. Apparently blood tests and or physical exam or other imaging studies such as ultrasound prompted the decision to pursue the mri. The physician who ordered the MRI is the most appropriate person to resolve the question as to why it was ordered. ...Read more

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How can I have an MRI scan with claustrophobia ?

How can I have an MRI scan with claustrophobia ?

Ask your provider: While open MRI can be an option, the magnet is much weaker than closed mri. This means the picture quality is not as good, like the difference between an inexpensive camera and a professional one. For some areas of the body, the open is okay. For others (spine in my practice) the higher quality is critical. Sedation can be used to deal with claustrophobia. Your provider can guide you. ...Read more

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What to do if I have an MRI scan on the wrist take?

What to do if I have an MRI scan on the wrist take?

MRI: I'm not sure what the question is. Are you asking what you need to do to prepare for an MRI? You don't need to do anything in particular.You will need to inform the technologist of any metal devices or objects in your body that might contraindicate the MRI, such as a pacemaker.You will get a thorough questionnaire about this. If you are getting IV contrast they will need to know about kidney fx ...Read more

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I was wondering how i could have an MRI scan with severe claustrophobia ?

"Open" MRI: Systems help some patients because they don't feel so enclosed. Your doctor can prescribe an anxiety medicine like valium on the day of your exam. If you take it make sure someone else is driving that day. ...Read more

Dr. Adam Lewis
2 doctors shared insights

Pacemaker (Definition)

A pacemaker is a device which sends electrical signals to the heart triggering heartbeats when needed. There are many ways to implant and configure a pacemaker; it may beat the top chambers (atria), lower chambers (ventricles) or both. Some systems stimulate both the left and right ventricles together. Pacemakers generally treat abnormally slow heart rhythms and certain ...Read more