PO43 | Extended treatment with reduced dose of direct oral anticoagulants in patients with venous thromboembolism: a retrospective study: A. Pannunzio1, E. Valeriani1, I.M. Palumbo1, D. Menichelli1, T. Brogi2, S. Marucci2, D. Pastori2, P. Pignatelli2 | 1Department of General Surgery and Surgical Specialty, Sapienza University of Roma; 2Department of Clinical Internal, Anesthesiological and Cardiovascular Sciences, Sapienza University of Roma, Italy. Bleeding, Thrombosis and Vascular Biology, [S. l.], v. 4, n. s1, 2025. DOI: 10.4081/btvb.2025.306. Disponível em: https://www.btvb.org/btvb/article/view/306. Acesso em: 6 aug. 2025.