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Epilepsy and its causes


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Epilepsy and its causes

  1. 1. Introduction• Prevalence of epilepsy is 5-10 /1000 of people.• Most common neurological diseases.• Epilepsy can strike at any time of life—from infancy to old age.• epilepsy varies widely in type and severity .
  2. 2. • Epilepsy is a condition in which a person has recurrent seizures.• seizure is abnormal, disorderly discharging hyperactivity of the brains nerve cells, resulting in a temporary disturbance of motor, sensory, or mental function.• Seizures are a syndrome.
  3. 3. Causes of Epilepsy• Developmental anomalies:• Damage occurring to the brain as it develops during the first three months of pregnancy.• Head Injury• Head injuries can cause seizures. If the injury is severe the seizures may not begin until years later. If the injury is mild the risk is slight.
  4. 4. • Infarcts and hemorrhages:• Blood clots (infarcts) and hemorrhages in the brain , about 10 per cent of all brain infarcts cause epilepsy.• Genetic factors.
  5. 5. • Environmental Causes• Exposure to carbon monoxide and chemicals.• Use of street drugs and alcohol.• Lack of sleep, stress, or hormonal changes.• Withdrawal from certain antidepressant and anti-anxiety drugs.
  6. 6. Thank you