This timely book provides basic, practical and up-to-date information on how to use imaging to diagnose and treat patients with acute ischemic stroke. Written by physicians from the Massachusetts General Hospital and faculty from the Harvard Medical School, the book distills years of experience in the day-to-day management of acute stroke patients, as well as leading-edge basic and clinical research, into a practical guide. With the growing awareness that modern CT and MR imaging can meaningfully improve the outcome of the acute stroke patient, this book provides the practical information to advance the capacities of providers in delivering the most advanced care for this disease.