Preventing brain diseases


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Brain MRIs

Magnetic resonance imaging (MRI) of the brainlesions in about 25% of the patients. An MRI
uses a magnetic field, radio waves and atechnique called diffusion/perfusion is used
computer to create a detailed image of thefor scanning the brain and helps to detect a
complex structure of brain tissues. For abrain stroke within minutes of onset,
Brain MRI, the head is scanned with the helpallowing for earlier treatment.Unlike x-rays,
of an MRI machine. A Brain MRI gives a clearwhich are harmful to the brain, MRIs are a
and detailed cross sectional image of thesafer option for brain scanning because of no
brain area giving a three-dimensionalsignificant side effects. Gradient magnets
depiction of the brain. These cross sectionalare used to alter the magnetic field in the
images can be projected and stored in aarea that has to be scanned while the
computer or printed on a film. Since Brainmagnetic force is being applied. Brain MRI
MRIs produce better soft tissue images thanhelps the technician to concentrate on the
X-ray reports and can distinguish between theexact area of the patient's brain they want
grey matter and the white matter of theto scan.A new study has evolved where Brain
brain, they help in locating defects in theMRIs are now being widely used for polygraph
brain tissues like, tumors, pituitary masses,tests as well as to identify if a person is
radiation damage to the brain, brainlying. It does so by tracking the flow of
swelling, abnormalities of blood flow, opticblood into certain areas of the brain,
glioma and brain aneurysm more accurately andindicating increased activity of lying.MRI
precisely. MRI has been able to identifyprovides detailed information on MRIs, Open
lesions in brain in about 95% of patients asMRIs, Brain MRIs, MRI Scans and more. MRI is
compared to the CT scan that identifiedaffiliated with Digital Oscilloscopes.



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