Hämostaseologie, Table of Contents Hamostaseologie 2025; 45(S 01): S63-S64DOI: 10.1055/s-0044-1801637 Abstracts Topics T-07 Hereditary bleeding disorders Characteristics of patients with bleeding disorder of unknown cause in a cohort of patients with mild to moderate bleeding disorders Authors Author Affiliations T Dreier 1 Medical University of Vienna, Department of Internal Medicine, Division of Hematology, Vienna, Austria D Mehic 1 Medical University of Vienna, Department of Internal Medicine, Division of Hematology, Vienna, Austria J Oosterlee 1 Medical University of Vienna, Department of Internal Medicine, Division of Hematology, Vienna, Austria C Ay 1 Medical University of Vienna, Department of Internal Medicine, Division of Hematology, Vienna, Austria I Pabinger 1 Medical University of Vienna, Department of Internal Medicine, Division of Hematology, Vienna, Austria J Gebhart 1 Medical University of Vienna, Department of Internal Medicine, Division of Hematology, Vienna, Austria Recommend Article Abstract Full Text References References 1 Baker RI, Choi P, Curry N, Gebhart J, Gomez K, Henskens Y. et al. Standardisation of Definition and Management for Bleeding Disorder of Unknown Cause: Communication from the SSC of the ISTH. J Thromb Haemost 2024 S1538783624001636 2 Mehic D, Gebhart J, Pabinger I.. Bleeding Disorder of Unknown Cause: A Diagnosis of Exclusion. Hämostaseologie 2024; a-2263 5706