The World Health Organization’s advisory vaccine safety panel said on Wednesday a causal link between the AstraZeneca COVID-19 vaccine and rare cases of blood clots with low platelets is “considered plausible but is not confirmed”.
The independent experts, in a statement issued after a review of the latest global data, said that specialized studies were needed to fully understand the potential relationship between vaccination and possible risk factors.
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“It is important to note that whilst concerning, the events under assessment are very rare, with low numbers reported among the almost 200 million individuals who have received the AstraZeneca COVID-19 vaccine around the world,” the panel said.
It added that it would meet against next week to review additional data.
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