This timely atlas reflects advancements in PET/CT and SPECT/CT. Each chapter provides nuclear medicine practitioners, radiologists, oncologists, and residents with detailed information on normal anatomy of FDG PET/CT, variations and artifacts of FDG PET/CT, normal anatomy of non-FDG PET/CT, and normal anatomy of PET/CT and SPECT/CT. Emphasis is placed on anatomy to reinforce the names of organs and to support familiarization with normal and abnormal findings. The atlas features experienced contributors from several top international imaging centers. Four-color images are found throughout that aid proper interpretation.