Tyrosine realize that to get NE you need DA ii. 1. congenital defect 2. Something is wrong with the brain - problem is always seen with scar tissue or abnormal metabolism . I.e. we see that the brain was damaged - or brain trauma. Abnormal metabolism - they might have been taking some crazy drugs or got sick.
Scar tissue irritates neurons in the vicinity.
This is cool. Epilepsy takes the phenomenon of learning to a pathological extreme. Now it is too easy for it to fire - i.e. slightest trigger and it will fire. Because during that time scar tissue is forming - we want to stop the chance of a seizure at all costs. If they get one - it will be easier to get another one.