From the Departments of Diagnostic Radiology (M.K., S.O., S.S., H.H., T.N., Y.N., T.H.), Cardiovascular Medicine (S.T., K.H., K.T.), Hematology, Rheumatology, and Infectious Disease (Y.K.), and Neurology (M.U.), Graduate School of Medical Sciences, and Department of Medical Physics, Faculty of Life Sciences (Y.F.), Kumamoto University, 1-1-1, Honjo, Chuo-ku, Kumamoto 860-8556, Japan. (2023-03-01時点)