AstraZeneca vaccine linked to slightly higher risk of blood disorder

Analysis in Scotland finds small increase in risk of treatable condition called idiopathic thrombocytopenic purpura

Data from Scotland’s Covid vaccination programme has revealed a possible small increase in the risk of a treatable and often mild bleeding disorder after the first dose of the Oxford/AstraZeneca vaccine.

Doctors examined the medical records of 5.4 million people in Scotland for instances of blood clots, unusual bleeding, and a condition called idiopathic thrombocytopenic purpura (ITP), where a reduction in blood platelets can lead to easy bruising, bleeding gums and internal bleeding.

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