A site-specific PET device disposed in close proximity to a specific site to be measured, by providing a capable of capturing a whole-body PET scanner whole body measured is high as close to PET detector at specific sites to be measured and increases the sensitivity, and to provide a system and close-up photography type PET scanner can image a wide field of view.測定対象の特定部位に近接して配置される部位別PET装置と、測定対象の全身を撮影可能な全身用PET装置とを備えることにより、測定対象の特定部位にPET検出器を近接させて高感度化を図ると共に、広い視野を画像化できる近接撮影型PET装置およびシステムを提供する。
