Hey are you looking for neurologist near Mandaveli? Gliosis is the term used for scar in the brain It can happen due to variety of insults Like lack of oxygen supply to the brain during birth also called as perinatal asphyxia or it can happen due to head injury These gliotic areas in the brain are potential cause for fits Antoepilrptic drugs if started should never be stopped in such a condition. But there are always exceptions to the rule