Importance The actual risk of thrombotic events after Covid-19 vaccination is unknown.
Objective To evaluate the risk of thrombotic events after Covid-19 vaccination. Design …

W present a rare case of cerebral venous sinus thrombosis after the BNT162b2 mRNA
COVID-19 vaccine. A 61-year-old Japanese man developed a headache 10 days after the …

Objective To assess the rates of vascular thrombotic adverse events in the first 35 days after
one dose of the Ad26. COV2. S vaccine (Janssen/Johnson & Johnson) in healthcare …

A 62-year-old Caucasian female patient presented with abdominal pain, vomiting and fever
1 day after administration of COVID-19 vaccine. Bloodwork revealed anaemia and …

Objective: We investigated whether there were sex differences in adverse reactions to an
inactivated SARS-CoV-2 vaccine among medical staff in China. Methods: From 24 February …

Several vaccine-induced thrombotic thrombocytopenia syndrome (VITTS) cases have been
reported after the ChAdOx1 nCov-19 vaccination. The current study systematically reviewed …

Introduction Migraine pharmacological therapies targeting calcitonin gene-related peptide
(CGRP), including monoclonal antibodies and gepants, have shown clinical effect and …

Vaccination against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), the
causative agent of coronavirus disease 2019 (COVID-19), is a critical strategy to overcome …

Background: Venous thromboembolism (VTE)—including deep vein thrombosis, pulmonary
embolism, and cerebral venous sinus thrombosis (CVST)—may occur early after vaccination …

Since the outbreak of Covid-19 in December, 2019, scientists worldwide have been
committed to developing COVID-19 vaccines. Only when most people have immunity to …