Thrombotic Thrombocytopenia after ChAdOx1 nCov-19 Vaccination (2021)

Peer-Reviewed Study · Greinacher A, Thiele T, Warkentin TE, et al. · June 3, 2021

German/Austrian case series describing 11 patients with thrombosis or thrombocytopenia after the AstraZeneca adenoviral-vector vaccine, naming vaccine-induced immune thrombotic thrombocytopenia (VITT); six of the eleven died.

Eleven patients (9 women)… median age 36 years… Nine patients had cerebral venous thrombosis… 6 patients died.

NEJM 2021;384(22):2092-2101

German/Austrian case series describing 11 patients with thrombosis or thrombocytopenia after the AstraZeneca adenoviral-vector vaccine, naming vaccine-induced immune thrombotic thrombocytopenia (VITT); six of the eleven died. The series concerns ChAdOx1 (AstraZeneca), the same VITT/TTS mechanism at issue for the adenoviral J&J vaccine.

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