Progressive multi‐focal leucoencephalopathy among ibrutinib‐treated persons with chronic lymphocytic leukaemia

Wang: No relevant conflicts of interest. Morrissette: No relevant conflicts of interest. Lieberman: No relevant conflicts of interest. Timlin: No relevant conflicts of interest. Schuster: Nordic Nanovector: Membership on an entity’s Board of Directors or advisory committees; Janssen: Research Funding; Novartis: Research Funding; Genentech: Consultancy; Gilead: Research Funding; Hoffman-LaRoche: Research Funding; Celgene: Consultancy, Research Funding; Phamacyclics: Consultancy, Research Funding. Mato: Gilead: Consultancy, Research Funding; AbbVie: Consultancy, Research Funding; Pronai Pharmaceuticals: Research Funding; Pharmacyclics: Consultancy, Research Funding; Janssen: Consultancy; Celgene Corporation: Consultancy, TG Therapeutics: Research Funding; Acerta: Research Funding. Jie Wang Jennifer Morrissette David B. Lieberman Colleen Timlin Stephen J. Schuster Anthony R. Mato Center for CLL, and Center for Personalized Diagnostics, Abramson Cancer Center, University of Pennsylvania, Philadelphia, PA, USA E-mail: anthony.mato@uphs.upenn.edu