1. Amyloidosis Center Heidelberg, Heidelberg University Hospital, Heidelberg, Germany
2. Department of Neuroradiology, Heidelberg University Hospital, Heidelberg, Germany
3. Medical Department V, Heidelberg University Hospital, Heidelberg, Germany
4. Department of Neurology, Heidelberg University Hospital, Heidelberg, Germany
5. Division of Cardiology, Department of Internal Medicine III, Heidelberg University Hospital, Heidelberg, Germany
6. Department of Neurology, University of Michigan, Ann Arbor, MI, USA
7. Division of Experimental Radiology, Department of Neuroradiology, Heidelberg University Hospital, Heidelberg, Germany
8. Department of Radiology, University of Michigan, Ann Arbor, MI, USA