1. From the Departments of Radiology and Nuclear Medicine (J.C.M.v.Z., R.D.M.M., S.V., N.K., R.M.M.), Human Genetics (G.W., N.H.), and Pathology (P.B.), Radboud University Medical Centre, Route 766, Geert Grooteplein 10, 6525GA Nijmegen, the Netherlands; and Department of Radiology, Jeroen Bosch Hospital, ‘s-Hertogenbosch, the Netherlands (M.J.C.M.R., M.d.J.).