Differentiation of True Recurrence from Delayed Radiation Therapy-related Changes in Primary Brain Tumors Using Diffusion-weighted Imaging, Dynamic Susceptibility Contrast Perfusion Imaging, and Susceptibility-weighted Imaging

Dong Hyeon Kim, Seung Hong Choi , Inseon Ryoo, Tae Jin Yoon, Tae Min Kim, Se-Hoon Lee, Chul-Kee Park, Ji-Hoon Kim, Chul-Ho Sohn, Sung-Hye Park, Il Han Kim Department of Radiology, Seoul National University College of Medicine, Seoul, Korea Center for Nanoparticle Research, Institute for Basic Science, and School of Chemical and Biological Engineering, Seoul National University, Seoul, Korea Department of Internal Medicine, Cancer Research Institute, Seoul National University College of Medicine, Seoul, Korea Department of Neurosurgery, Seoul National University College of Medicine, Seoul, Korea Department of Pathology, Seoul National University College of Medicine, Seoul, Korea Department of Radiation Oncology, Cancer Research Institute, Seoul National University College of Medicine, Seoul, Korea