The text is based on actual cases of patients evaluated and managed at the sleep disorders centers of the Children’s Memorial Hospital and the University of Chicago Hospitals. Each case is presented in detail, and will contain representative polysomnographic epochs. A comprehensive discussion of the differential diagnosis and representative pathology depicted then follows. For each category of sleep disorder, both adult and pediatric cases will be discussed, with emphasis on differences in a presentation of symptoms as well as polysomnographic pathology. This is a book of major importance on a topic that is of great impotance and relevance to doctors diagnosing sleep related disorders.