Electrical Activity In The Brain Seizure

These changes can cause dramatic noticeable symptoms or in other cases no symptoms at all.

Electrical activity in the brain seizure.

A seizure is the physical findings or changes in behavior that occur after an episode of abnormal electrical activity in the brain. Epileptic seizures are caused by unusual electrical activity in the brain. An eeg records the electrical activity of your brain via electrodes affixed to your scalp eeg results show changes in brain activity that may be useful in diagnosing brain conditions especially epilepsy and other seizure disorders. Many different things can occur during a seizure.

The symptoms of a severe seizure include. A seizure is a sudden change in the brain s normal electrical activity. There are many types of seizures and some have mild symptoms. Seizures epilepsy are caused by abnormal electrical activity in the brain.

The root condition may be epilepsy or another condition. Seizures are changes in the brain s electrical activity. During a seizure brain cells fire uncontrollably at up to four times their normal rate temporarily affecting the way a person behaves moves thinks or feels. When people think of seizures they often think of convulsions in which a person s body shakes rapidly and uncontrollably.

Doctors generally classify seizures as either focal or generalized based on how and where abnormal brain activity begins. A seizure is a sudden surge of electrical activity in the brain. They happen because of sudden abnormal electrical activity in the brain. Focal and generalized are the two types of seizures.

Causes of seizures include diabetic reaction low blood sugar hyperglycemia and medications. Symptoms of seizures include lip smacking behavior staring spells. Whatever the brain and body can do normally can also occur during a seizure. Seizures may briefly affect muscle control movement speech vision and awareness.

A seizure usually affects how a person appears or acts for a short time. The term seizure is often used interchangeably with convulsion during convulsions a person has uncontrollable shaking that is rapid and rhythmic with the muscles contracting and relaxing repeatedly. Focal seizures result from abnormal electrical activity in one area of your brain. Seizures may also be classified as unknown onset if how the seizure began isn t known.

Seizures are symptoms of a brain problem. There are two major types of seizures. Not all seizures cause convulsions.