“CO27 | Intracerebral hemorrhage in hemophilia A and B: a 10-year prospective multicenter study in Italy (2012–2022): E. Zanon1, A. Napolitano1, A. Porreca2, F. Demartis3, A. Coppola4, C. Santoro5, I. Cantori6, A. C. Molinari7, C. Biasioli8, M. Luciani9, G. Sottilotta10, B. Pollio11, A. Borchiellini12, A. Tosetto13, P. Flora14, P. Simioni1 | 1Haemophilia Center, First Chair of Internal Medicine, Department of Medicine, University-Hospital of Padua Medical School, Padua; 2Department of Human Sciences and Promotion of the Quality of Life, Unit of Clinical and Molecular Epidemiology IRCCS San Raffaele Roma Open University, Roma; Unit of Clinical and Molecular Epidemiology IRCCS San Raffaele, Roma; 3Centre for Bleeding Disorders, Careggi University Hospital of Firenze; 4Azienda Ospedaliero Universitaria di Parma; 5Hematology Division, Umberto I University Hospital of Roma; 6Haemophilia Center, Department of Transfusion Medicine, Hospital of Macerata; 7IRCCS Istituto Giannina Gaslini, Genova; 8Haemophilia and Transfusion Centre, Bufalini Hospital, Cesena; 9Children’s Hospital Bambino Gesù, Roma; 10Haemophilia Center, Department of Onco-Hematology and Radioterapy, Hospital of Reggio Calabria; 11Haemophilia Pediatric Center, Transfusion Medicine, City of Health and Science of Turin; 12City of Health and Science of Turin; 13Hemorrhagic and Thrombotic Diseases Unit, S. Bortolo Hospital of Vicenza; 14RCCS Foundation Ca’ Granda Maggiore Policlinico Hospital, Milan, Italy” (2025) Bleeding, Thrombosis and Vascular Biology, 4(s1). doi:10.4081/btvb.2025.233.