A speciality exam for nuclear medicine technologists practicing positron emission tomography was first offered by The Nuclear Medicine Technology Certification Board in 2004. This book addresses the content of that exam to assist examinees in preparation for testing. From the basics physics of positron emission and the annihilation reaction, through radiopharmaceutical synthesis, and image formation, to indications in cardiology, neurology and oncology, this book provides questions with detailed answers in all areas of the content outline for the exam. It is a necessity for anyone planning to attempt the speciality exam in PET.