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?
An MRI of the brain can be used to confirm or detect a variety 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:
– disturbed by constant or acute headaches;
– there is a periodic or constant noise in the ears;
– there is weakness and numbness in the extremities;
– There is a decline in 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 of the brain
Contrast is used to better see the brain. It is introduced into the 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 can be the most safest, but it is not recommended for everyone.
It is also worth giving up MRI when:
– pregnancy;
– claustrophobia;
– the presence of cochlear implants;
– decompensated heart failure;
– the presence of tattoos created on a metal basis;
– installed crowns or braces.
How is the MRI examination
The examination begins with the preparation: it is necessary to remove all metal objects and remove the phone.
After the patient is placed on the table, and a device is fixed on the head, which will send and receive radio waves. Depending on the area and whether there is contrast, MRI can take between 30-60 minutes.
The doctor receives many layer-by-layer images of the brain, on the basis of which he makes a conclusion and confirms or denies the diagnosis.
For more info about MRT golovnogo mozga go this popular net page