Would you voluntarily vaccinate with Janssen or AstraZeneca? This is the risk of thrombosis and its symptoms

Denmark has been the first country in the European Union to also contemplate the possibility of administering these doses to young people who are voluntarily interested in receiving them. A strategy that France also intends to implement if the future vaccinated Spain, for the moment, does not value that possibility and maintains the prohibition of injecting

What is the risk of thrombosis of AstraZeneca and Janssen

On April 7, the European Medicines Agency (EMA) confirmed that the appearance of thrombi combined with low levels of platelets (thrombocytopenia) should be incorporated as a possible “very rare” side effect. But, what is the probability of suffering a thrombus if you have been vaccinated with AstraZeneca? Well, it is less than 0.0004%, since, among 25 million vaccinated people, the number of cases identified and investigated by the EMA was 86, of which 18 were fatal.

Even lower is the proportion of thrombi among those vaccinated with Janssen: eight cases – one of them fatal – among more than 7 million people. Enough, yes, for the US health authorities to suspend the use of this vaccine on April 13 and force the Belgian-American pharmaceutical company to delay the delivery to the EU of the doses planned for the EU countries.

What thrombosis have been recorded by AstraZeneca and Janssen venous sinus vaccines

The Spanish Medicines Agency has included the new symptoms linked to the In particular, it indicates that after the administration of Vaxzevria (the AstraZeneca vaccine) thrombosis may appear in combination with thrombocytopenia, such as thrombosis in the cerebral venous sinuses, thrombosis of splanchnic veins (abdomen) and arterial thrombosis.

Regarding the Janssen vaccine, the six cases of thrombosis that have arisen in vaccinated individuals have all been recorded in the cerebral venous sinuses, which are venous spaces that drain blood from the brain and the skull bones.

What warning symptoms should those vaccinated with AstraZeneca and Janssen have?

These side effects have a very low incidence, however, the European Medicines Agency has appealed to health personnel and vaccinated people so that during the 14 days after receiving the vaccine. These indications are:

1. Shortness of breath

2. Chest pain

3. Swelling in the leg

4. Persistent abdominal pain

5. Neurological symptoms, including severe and persistent headaches or blurred vision

6. Small spots of blood under the skin beyond the injection site

**Note: in the specific case of warning symptoms in venous sinus thrombosis, the Spanish Society of Neurology explains that the most common symptom is headache. But in addition, in the vast majority of patients, this headache is accompanied by other symptoms similar to those of a stroke, such as: focal deficits, loss of strength or sustained sensitivity, gait disturbance or language or speech disturbance , confusional episodes, loss of vision.