Anti-: Prefix generally meaning against, opposite or opposing, and contrary.. In medicine, anti-often connotes counteracting or effective against as in antibacterial, anti-infective, and antiviral. Sometimes medical terms containing anti-take on new meanings as has occurred with antibiotic and antibody.
1 Epilepsy is also associated with a variety of developmental and metabolic disorders. 2  Other causes include head injury, prenatal injury, and poisoning.  Triggers for seizures include lack of sleep, alcohol consumption, stress, or hormonal changes associated with the menstrual cycle.
There is a clear cause for epilepsy in only a minority of the cases. Typically, the known causes of seizure involve some injury to the brain. Some of the main causes of epilepsy include: Low oxygen during birth. Head injuries that occur during birth or from accidents during youth or adulthood. Brain tumors. Genetic conditions that result in brain injury, such as tuberous sclerosis.