Vaccine-Induced Prothrombotic Immune Thrombocytopenia (VIPIT) Following AstraZeneca COVID-19 Vaccination Post author By Science Table Post date 16 September 2021 This brief describes the pathophysiology, presentation, diagnostic work-up and treatment of VITT. Tags Staff and Essential Care Partners ← Why You Can’t Compare COVID-19 Vaccines → NACI Summary of Extended Dose Intervals Statement of April 7, 2021