Book excerpt: The 3rd edition of this classic – considered the standard in the field - reflects the latest advances in PET, SPECT, and oncology. Updated to incorporate cutting-edge diagnostic techniques, it serves as a bedrock resource for physicians whose nuclear medicine practices include children and provides a vast amount of background material for residents in training. The new edition retains the fundamental standard of excellence that earned its predecessors such a distinguished reputation. It has been thoroughly updated to incorporate cutting-edge diagnostic techniques. Pediatric Nuclear Medicine/PET, Third Edition is an indispensable resource for physicians whose practices include children and provides a vast amount of background material for residents in training.