BLOOD SPOTLIGHT| APRIL 6, 2023 Douglas B. Cines, Andreas Greinacher Blood (2023) 141 (14): 1659–1665. https://doi.org/10.1182/blood.2022017696 Within the first months of the COVID-19 vaccination campaign, previously healthy recipients who developed severe thrombosis (often cerebral and/or splanchnic vasculature) and thrombocytopenia typically after adenoviral vector-based vaccination were identified. Similarities between this syndrome, vaccine-induced immune thrombotic thrombocytopenia (VITT), and heparin-induced […]