“PO81 | Direct Oral Anticoagulants in Atypical Site Vein Thrombosis: A Single Centre Experience Focused on Cancer Patients: U. Mazzarelli1, A. Guida1, L. Agrelli1, M. Amato1, R. Guarrasi2, L. Santaniello2, C. Cardamone1, P. Vitale1, M. Triggiani1 | 1Centro Per Le Malattie Emorragiche Congenite E Malattie Trombotiche UOC Clinica Immunologica E Reumatologica AOU S. Giovanni Di Dio E Ruggi d’Aragona, Salerno; 2UOC Clinica Oncologica AOU S. Giovanni Di Dio E Ruggi d’Aragona, Salerno, Italy”. Bleeding, Thrombosis and Vascular Biology, vol. 4, no. s1, Aug. 2025, https://doi.org/10.4081/btvb.2025.350.