MRI of the brain is one of the modern non-contact methods of brain research, which uses a magnetic field and radio waves that transmit a signal to a computer and allow you to assess the state of the brain. It is important to know that MRI of the brain is used to examine both soft tissues and blood vessels for damage or injury, such as a stroke.
What is the best time to have an MRI?
MRI of the brain is performed to detect or confirm a wide range of diseases. During an MRI examination, the doctor can see a detailed image of your brain and assess its condition.
Sometimes, MRI diagnosis may be required to confirm or refute the diagnosis.
If:
– Acute or constant headaches.
– There is a constant or periodic noise in the ears
– there is weakness and numbness in the extremities;
– there is a deterioration of memory;
Occasionally, fainting can occur
– the person is disoriented;
– There was a craniocerebral injury.
You need to determine the cause of seizures.
Contrast-enhanced MRI (MRI) of the brain
Contrast is used to better see the brain. It is introduced into the body. The dye can be used to diagnose tumors and other diseases, as well as their structure and contours.
Contraindications to use
MRI of the brain is the safest procedure, but some people do not do it: if they have a pacemaker, a hemostatic clip in the brain or metal implants.
Also, it is worth quitting MRIs when:
– pregnancy;
– claustrophobia;
– The presence of cochlear implant;
– decompensated heart failure;
– the presence of tattoos created on a metal basis;
– installed crowns or braces.
What is an MRI exam?
The preparation is the first step in the examination. It is important to take out all metal objects from the phone and then remove it.
After the patient has been placed on the table, a device that sends and receives radio waves is attached to the head. MRI is performed for 30-60 minutes, depending on the department and the presence of contrast in the body.
The doctor takes many layers-by-layer photographs of the brain and then makes a decision.
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