作者单位:Department of Radiology, Pusan National University Yangsan Hospital, Pusan National University[1]Department of Radiology, Biomedical Research Institute, Pusan National University Hospital, Busan[2]Department of Internal Medicine, Biomedical Research Institute, Pusan National University Hospital[3]Department of Surgery, Biomedical Research Institute, Pusan National University Hospital, Busan[4]