The ways in which we can better understand cancer, HIV, and other autoimmune diseases through clinical immunology are of great interest to practitioners from the student level to the advanced PhD. Designed as an introduction for practitioners and residents. This book focuses on the clinical disease-state level of immunology, beginning with the basic concepts and then detailing the immunological aspects of various disease states involving major organs of the body. It explores how we can better understand disease and its treatment through clinical immunology; each chapter concludes with patterns for future research.