Hypotheses behind the very rare cases of thrombosis with thrombocytopenia syndrome after SARS-CoV-2 vaccination
As of 4 April 2021, a total of 169 cases of cerebral venous sinus thrombosis (CVST) and 53
cases of splanchnic vein thrombosis were reported to EudraVigilance among around 34
million people vaccinated in the European Economic Area and United Kingdom with COVID-
19 Vaccine AstraZeneca, a chimpanzee adenoviral vector (ChAdOx1) encoding the spike
protein antigen of the SARS-CoV-2 virus. The first report of the European Medicines Agency
gathering data on 20 million people vaccinated with Vaxzevria® in the UK and the EEA …
cases of splanchnic vein thrombosis were reported to EudraVigilance among around 34
million people vaccinated in the European Economic Area and United Kingdom with COVID-
19 Vaccine AstraZeneca, a chimpanzee adenoviral vector (ChAdOx1) encoding the spike
protein antigen of the SARS-CoV-2 virus. The first report of the European Medicines Agency
gathering data on 20 million people vaccinated with Vaxzevria® in the UK and the EEA …