1 From the Departments of Neurology (A.K., A.S.), Neuroradiology (C.S.), and Nuclear Medicine (F.C.R.), Zentralklinik Bad Berka; Department of Neurology (A.K.), University Hospital Jena, Germany.
2 From the Departments of Neurology (A.K., A.S.), Neuroradiology (C.S.), and Nuclear Medicine (F.C.R.), Zentralklinik Bad Berka; Department of Neurology (A.K.), University Hospital Jena, Germany. albrecht.kunze@gmail.com.