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Doctor insights on: Brain Waves

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Cerebrum (Definition)

Cerebrum essentially refers to the majority of the brain. Embryologically, it develops from the telencephalon, and together with the diencephalon, ...Read more


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Do cell phones mess with brain waves?

Do cell phones mess with brain waves?

Not directly: The message, not the messenger, is more likely to affect your brain function. Power emission of cell phones is so low that alteration of brain electrical activity will not occur. Despite media concern, many studies have failed to conclusively document increase of brain tumors in cell phone users. The content of the phone call will affect your brain activity much more strongly than the phone. ...Read more

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What does slow brain waves on an EEG mean?

What does slow brain waves on an EEG mean?

Not clear: It could be due to medications or brain injury or systemic poisons. If there is severe slowing, it could indicate deep coma with poor chances of recovery. ...Read more

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What causes abnomrmal brain waves without epilepsy?

What causes abnomrmal brain waves without epilepsy?

Many entities: Includes prior head and neck trauma, migraine headaches, medication effects, sleep disorders, metabolic influences, chemical imbalances, to name a few. ...Read more

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What do the brain waves show for someone in a coma? Does it just look like they're sleeping?

What do the brain waves show for someone in a coma? Does it just look like they're sleeping?

Not that way: EEG tracings in coma depending upon the cause, may show diffuse slowing or even relatively waking recordings (in some brainstem strokes). Very useful in also ruling out seizure activity as a cause for decreased responsivity. ...Read more

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My 32mo old son was diagnosed with apraxia of speech. Now EEG showed slow brain waves at the back of his brain. What could cause this?

My 32mo old son was diagnosed with apraxia of speech. Now EEG showed slow brain waves at the back of his brain. What could cause this?

Mild disorganization: There have been attempts to understand brain development with EEG for many years. 30 years ago they tried BEAM (brain electrical activity mapping) to diagnose ADHD, dyslexia, etc. we are still in the dark. Receptive language develops better than expressive language in many, especially boys. This can cause difficulty forming words (dyspraxia) as well as stuttering and frustration. Time will help. ...Read more

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