Case-control study of risk of cerebral sinus thrombosis in oral contraceptive users who are carriers of hereditary prothrombotic conditions

To investigate whether users of oral contraceptives and in [corrected] carriers of a hereditary prothrombotic condition (factor V Leiden mutation, protein C, S, or antithrombin deficiency) have an increased risk of cerebral sinus thrombosis.Comparison of a prospective series of cases of cerebral sinus thrombosis with population data.Neurological teaching hospitals from different regions in the Netherlands (cases) and a representative sample of...