This book examines every major aspect of Alzheimer disease – clinical, epidemiologic, structural, chemical, genetic, molecular, and therapeutic. This edition includes expanded coverage of the cellular-level exploration of related dementing disorders, with in-depth presentation of prion diseases, Pick's disease, fronto-temporal disorders, transgenic models, and biochemistry of presenilins. Treatment of symptoms with therapeutic drugs is discussed, along with outcomes of and problems inherent in clinical trials for AD. The broad coverage of AD in this book benefits clinicians, educators, investigators, and health administrators.