old on a minute! Anxious
attack is coming on. Pens
Many times you may hear people All of these articles can be
that have had an MRI say ,"they damaged or projected during the
couldn't handle it". Well they activation of the magnetic
probably telling the truth. Many resonance imaging machine.
patients have to take valium to
calm them down before having a If you are a pacemaker patient ,
MRI preformed. you can't have a MRI. This is due
to the strong magnetic fields.
MRI is short for magnetic
resonance imaging. This is 10,000 Patients with metallic objects in
times stronger than normal x-rays their body should not have a MRI.
or CT scan. Since this is a
magnetic resonance imaging Patients with replaced joints
process all the below articles
should be removed. Artificial heart values
Jewelry Inner ear implants
Hearing aids Brain aneurysm clips
Credit cards Older vascular stents
Dentures Some employees from sheet metal
industries have to be screened
Pocket knives due to the exposure they face
from small metal fragments. The
Eye glasses screening is done by x-ray. This
is to protect your eyes and imagine. If you need a contrast
skull. ,it will be administered by IV in
your hand or arm. A technician
Before having the procedure , the observes you the entire viewing
patient is asked to sign a time.
consent form verifying that they
have none of the features above. Different sets of images will be
done that last from two to
MRI'S have to be performed in fifteen minutes. Depending on the
away from outdoor interferences. part of the part of body being
The waves used during a MRI are scanned it could take a hour to
close in frequency to the FM complete the scan.
radio station waves. During this
procedure the patient lays on If you suffer from a fear of
their back on a movable table being closed in , you may ask
that is very narrow. The table your physician to prescribe you
slowly slides into a large tunnel valium to take before having the
within the scanner. Don't keep procedure done. It is very
your eyes open. This will freak confining in that small tunnel.
you out. There is no room to move and you
may be strapped down to the
According to what part of the table.
body they are imaging , the
technician may need to apply This may sound scary, but
small devices around your head; patients seem to benefit when
leg; or arm. These devices are they can find out the exact cause
known as body coils which receive of their pain or symptoms.
the radio waves pulses. This also
allows for a higher quality
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