1 Department of Emergency and Critical Care Medicine, Kitasato University School of Medicine, 1-15-1, Kitasato, Minamiku, Sagamihara, Kanagawa, 252-0374, Japan; Department of Diagnostic Radiology, Kitasato University School of Medicine, 1-15-1, Kitasato, Minamiku, Sagamihara, Kanagawa, 252-0374, Japan.
2 Department of Diagnostic Radiology, Kitasato University School of Medicine, 1-15-1, Kitasato, Minamiku, Sagamihara, Kanagawa, 252-0374, Japan.
3 Department of Emergency and Critical Care Medicine, Kitasato University School of Medicine, 1-15-1, Kitasato, Minamiku, Sagamihara, Kanagawa, 252-0374, Japan.