This book, now in a revised third edition, provides practical guidance on the use of radiotherapy techniques in the management of benign diseases. In this edition, the content is grouped in chapters according to the disease category, including autoimmune disorders, dermatologic conditions, infectious diseases, inflammatory diseases, endocrinological disorders, musculoskeletal disorders, neurological disorders, benign lymphoid disorders, pain disorders, psychiatric disorders, reproductive topics, benign tumors/pre-malignant conditions, and vascular disorders. The format of the different sub-chapters follows those of the previous editions: Each of the sub-chapters features a brief summary, followed by explanatory tables and reference lists. This concise yet comprehensive book is an invaluable resource for radiation oncologists.