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 that MRI of brain can be used to assess the health and condition of both soft tissues as well as blood vessels.
When is an MRI scan done?
MRI of the brain is performed to detect or confirm a wide range of diseases. During the MRI examination, the doctor sees a detailed image of the brain on the screen, assesses its condition and can detect pathological diseases.
Sometimes, MRI diagnosis may be required to confirm or refute the diagnosis.
MRI should be performed if:
– Acute or constant headaches.
– there is a periodic or constant 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 trauma;
You need to determine the cause of seizures.
Contrast-enhanced MRI (MRI) of the brain
In order to see the brain more clearly, a contrast is used, which is introduced into the human body. Thanks to the introduction of the dye, tumors and other pathological formations can be diagnosed, and their size, structure and contours can be studied in more detail.
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.
It is also worth giving up MRI when:
– The presence of cochlear implant;
– decompensated heart failure;
– The presence of tattoos that are made from metal;
Installed crowns and braces
How is the MRI examination
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 is placed on the table, and a device is fixed on the head, which will send and receive radio waves. 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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