What is MRI and how it works

What is MRI and how 01

There Magnetic resonance imaging (MRI) It was founded in 1980 and is a very common question put in place to observe the joints and internal organs through pictures transmitted with radio waves and magnetic fields.
It is used to detect the presence of various diseases, assess the state of joints, know the status of vascularization of tissues and, in the case of tumors, their stage of evolution.

Although it uses magnetic waves and the radio, This diagnostic technique does not represent a danger for the patient, with the exception of pregnant women in the first 12 weeks that can not undergo the examination. Only in severe cases pregnant women can undergo MRI, if the treating physician and gynecologist rintengano essential.

And then not recommended magnetic resonance those who have undergone surgery and those who are carriers of metal prostheses installed close to vital organs, such as pacemakers, for example. Today, however, many implants, especially those joints, are made of titanium, a material that is not dangerous in case it is necessary to undergo magnetic resonance imaging.

How to deal with an MRI

For prepare for examination you do not need to follow any special precautions type food than to remove from your clothing items and metal parts, including body piercing, clips, glasses and jewelry.

This is not an invasive examination or annoying but it may result in a sense of "claustrophobia" as the patient is made to lie down on a bed which then flows inside of a machine remaining in a fixed position for some time. It is very important that anyone who submits to the MRI is calm and relaxed as much as possible during the diagnostic investigation and for this reason many patients do you wear headphones with music, both to relax and also to avoid hearing the noise of machinery.

For those who are particularly anxious or suffering to closed areas and narrow can ask for a light sedation, especially if the test takes more than half an hour and when it comes to young children who hardly remain still during the examination.



MRI risks

MRI does not involve risks for neither the patient nor the immediate and long-term, so it should not scare as a diagnostic test. Only drawback is that there may be a slight allergy means of contrast used, gadolinium. The symptoms of this allergy are visible immediately and then the quick medical intervention allows to overcome the discomfort in a very short time and with no further consequences over time.