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.
Extracranial causes of seizures are the causes that originate elsewhere in the body but are still able to affect the dog's brain and cause seizure activity. 1  The seizure occurs because either the metabolism or the electrophysiology of the brain is changed by the disease.