What causes seizures?

Seizures. Seizure is caused usually by abnormal brain wave activity which arises from an area of abnormality in the brain.

Related Questions

What causes seizures?

Seizures. There are a great number of reasons. Whole textbooks have been written concerning this subject. If you have a specific problem, consult with your doctor. Read more...
Cause. Seizures are caused by dysregulation of the normal homeostatic firing of (typically) cortical neurons within the brain. Such dysregulation can be from a number of factors, including genetic and environmental etiologies. Read more...

What causes seizures?

Excitable brain cell. Anything that causes brain cells to be irritated or overexcitable can cause a seizure. Genetic causes of epilepsy that lead to an abnormality in excitability of neurons or miswiring of connections can cause seizures. Also, any scar or lesion on the brain can cause seizure. Infections and other conditions that alter the body's normal chemistry can cause seizures. Read more...

What causes seizures?

Over active neurons. A seizure is when the brain cell allows too much sodium or calcium and water follows, disrupting the flow of chemicals and waste products through special "gates." seizure meds are "gate blockers" to stop this from happening. Read more...

What causes seizures to start?

Unknown. When nerve cell in brain fires electrical discharges abnormally, these discharges affect other nerve cells. Our brain has protective mechanism to avoid spread of those discharges. One cause is failure of the mechanism, why one nerve cell fires abnormally is stll not completely answered. Many researches are going on and more and more new informations are coming up but still no final answer. Read more...
Specific triggers. The brain is a complex array of electrical circuits that are highly regulated and controlled in the usual setting. For some patients this regulation can lose control and go into an electrical storm resulting in a seizure. Anyone can have a seizure if this regulation breaks down. Certain drugs, toxins, alterations is blood chemistries, excessive heat, stress, and sensory triggers may do it. Read more...

What causes seizures in older people?

Some answers. Atherosclerosis with or without strokes, evolving tumors, medication reactions, trauma, blood clots or hematomas, cardiac events with secondary cerebral ischemia, carbon monoxide in poorly ventilated homes. Read more...
Many things. Tumors, alcohol withdrawal, bleeding in head, old areas of scar, brain infections - including parasites, toxins, metabolic causes ( too little blood sugar) and of course unknown causes - epilepsy. Read more...

What causes seizures to start in someone who has never had them?

Causes of seizure. The causes for seizure varies according to the age. Please refer to the following link for causes by age. http://www.epilepsyfoundation.org/aboutepilepsy/causes/index.cfm. Read more...
Multiple. Sugar, electrolyte, temperature regulation anomaly, drug over dose/ withdrawal, street drugs, intrcranial bleed, alcohol intoxication/ withdrawal, prescription drug side effect, brain injury- physical/ischimic/chemical. ......So on soforth. Read more...

What causes seizures while driving?

Photo driven seizure. The white lines can cause a photo driven seizure disorder. Have your doctor order a photo driven eeg. Read more...

What causes seizures in children at the age of 21 months?

Many things. Seizures in children can be caused by fever, by genetic causes of epilepsy, by metabolic derangements during illness, and by structural lesions in the brain. Therefore a full workup is indicated in any child who has a first seizure. Read more...

What causes seizures at the age of 21 month in a boy child when his fever was only 100.9 degrees?

Febrile seizure. Febrile seizures are not dependent upon the height of the fever. You can have a febrile seizure at 100.9 derees, and you can not have one at a temperature of 104 degrees. As long as it is an uncomplicated seizure, just keep child well hydrated and get plenty of rest. Likely has more to do with which virus is causing the illness rather than the height of the fever. Read more...