By March 29, 2021, 31 cases of sinus vein thrombosis after vaccination with the COVID-19 vaccine from AstraZeneca (Vaxzevria) were reported to the Paul Ehrlich Institute as part of the spontaneous recording. Thrombocytopenia was also reported in 19 cases. The outcome was fatal in nine cases.
With the exception of two cases, all reports concerned women aged 20 to 63 years. The two men were 36 and 57 years old. The very rare cases of cerebral vein thrombosis were only reported to the Paul Ehrlich Institute after the first vaccination.