In distinction, the time period “side effect” refers solely to adverse events causally linked to the vaccine, similar to an allergic response to a vaccine ingredient. Food and Drug Administration contains details about antagonistic events that occurred following vaccination. Adverse occasions are health problems that occur after vaccination however aren’t necessarily brought on by the vaccine.
This web page and the sources out there right here will proceed to evolve as that effort strikes forward. Yazan Abou-Ismail, MD, a hematologist at University of Utah Health, answered questions about the association of blood clots with COVID-19 and sure vaccines. The specimen collection date of the case’s earliest constructive COVID-19 PCR or antigen check was used as a proxy for the date of infection. As only one an infection per particular person is captured on this analysis, and that infection is the first infection, some vaccine breakthrough circumstances could additionally be missed in those who have had COVID-19 greater than as quickly as in 2021.