MRI of the brain: when necessary, how it goes, contraindications

MRI of the brain: when necessary, how it goes, contraindications

MRI of the mental abilities are a technique for examining its structure without upsetting the functioning with the organ. It's employed to examine bloodstream and soft tissues to spot possible injuries and lesions because of strokes.

MRI is totally safe for humans, you can find practically no contraindications. The only real limitations are matched to the production of pacemakers and metal implants. An engaged magnetic field can heat metals in your body or disrupt electronic mechanisms.

Indications to the procedure

MRI with the brain is needed if:

Frequent and headaches that can't be given medication.
Dizziness and fainting.
Numbness with the arms or legs, the look off weakness within the limbs.
A clear deterioration in memory.
Regular tinnitus.
Lack of coordination and disorientation in space.
Head trauma.


The MRI machine is a large cylinder in which a body's put in a supine position. Prior to procedure, metal jewelry on the human body, braces, and other metal objects are removed. The sufferer is secured with straps up for grabs to lower mobility for the most accurate results.

Special devices are linked to the head that generate and receive radio waves. There is certainly significant noise in the device, so the patient emerges earplugs for max comfort.

Analysis of the result

In the resulting image, you can view arteries, neoplasms, dense and soft tissues. Picture is used several projections with the desired depth, because of that your doctor can measure the health of any part of the brain. In the scanning process, a series of images are obtained, which will demonstrate a layer-by-layer section of the cerebral tissue. Because of the different contrast the exact same image, everything might be appreciated.

The photographs show: white matter, cerebral aqueduct, cerebellum, trunk, vascular structures. The tomograph creates images which are presented as highlighted and eye shadows.


When decrypting, a unique interpretation protocol can be used. The photos obtained are weighed against reference MRI data purchased from a healthy brain. To accurately decipher the info received, the specialist needs to thoroughly have in mind the physiological and pathological anatomy. It's obligatory to learn the peculiarities from the operation with the tomograph, that was employed for the examination.

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