Thrombosis: a link with the AstraZeneca vaccine that will be very difficult to establish

She hadn’t been talked about much since the birth control pill “crisis” in 3^e and 4^e generations, which double its risk of occurrence. With the AstraZeneca vaccine, thrombosis is therefore making its big media comeback. Thirty cases have been reported in the European Union in people vaccinated with a first dose of this serum, out of around 15 million injections carried out. The responsibility of the vaccine is, however, very difficult to establish.

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But what is a thrombosis, and how does it manifest itself? Most often, this pathology begins in a vein in the calf. “Under the effect of factors such as a coagulation abnormality, venous insufficiency or even a long immobilization, a blood clot will form and totally or partially block the blood circulation”, explains the P^r Marie-Antoinette Sevestre, head of the vascular medicine department at the University Hospital of Amiens and president of the French Society of Vascular Medicine. We