violent seizures and excruciating headaches along with stroke - like symptoms and severe neck paincausedviolent seizures and excruciating headaches along with stroke - like symptoms and severe neck pain
catastrophic seizurescausedcatastrophic seizures
seizures that were discovered(passive) to be caused byseizures that were discovered
severe seizurescausedsevere seizures
seizures that are under control nowcausedseizures that are under control now