O2-5 The clinical spectrum of STXBP1 mutations in early onset epileptic encephalpathy: between Ohtahara-syndrome and West syndrome?

O2-5 The clinical spectrum of STXBP1 mutations in early onset epileptic encephalpathy: between Ohtahara-syndrome and West syndrome? B. Ceulemans1,2,3 *, S. Weckhuysen4,5,6, K. Verhaert1, L. Deprez7,8,9, A. Holmgren7,8,9, A. Janssen10, W. Van Paesschen11, A. Jordanova4,5,12, L. Lagae3,13, P. De Jonghe4,5,14. 1Child Neurology, University Hospital of Antwerp, Antwerp, Belgium; 2Child Neurology, University of Antwerp, Antwerp, Belgium; 3Child Neurology, Epilepsy Centre Pulderbos, Pulderbos, Belgium; 4Neurology, University of Antwerp, Antwerp, Belgium; 5Neurology, Department of Molecular Genetics, VIB, Antwerp, Belgium; 6Neurology, Epilepsy Centre Kempenhaeghe, Oosterhout, The Netherlands; 7Biochemistry, University of Antwerp, Antwerp, Belgium; 8Biochemistry, Department of Molecular Genetics, VIB, Antwerp, Belgium; 9Biochemistry, Institute Born-Bunge, Antwerp, Belgium; 10Child Neurology, University Hospital of Brussels, Brussels, Belgium; 11Neurology, University Hospital Gasthuisberg, KU Leuven, Leuven, Belgium; 12Neurology, Institute Born-Bunge, Antwerp, Belgium; 13Child Neurology, University Hospital Gasthuisberg, KU Leuven, Leuven, Belgium; 14Neurology, University Hospital of Antwerp, Antwerp, Belgium