Divided into four parts. The first part discusses general notions about seizure disorders, including definitions of the basic terms that are necessary to the understanding of the subsequent chapters, and the problems of classificaiton of epileptic seizures and epilepsies. The second part describes the major types of epileptic siezures and the epilepsy syndromes in which the particular seizures are the major manifestation. The third part deals with those epileptic manifestations for which the age of occurrence or the precipitating factors are more informative than the clinical characteristics. The final section is concerned with the general aspects of diagnosis, prognosis, and treatment.