Possible associations of #COVID19 with #autoimmunediseases have been suggested, because #SARSCoV2 appears to perturb self-tolerance & trigger autoimmune reactions via cross-reactivity that may lead to the development of autoimmune diseases, Vaccinated at lower risk
Relative to controls, significantly higher risks of #alopeciaareata (aHR, 1.12), #alopeciatotalis (aHR, 1.74), antineutrophil cytoplasmic antibody–associated vasculitis (aHR, 2.76), #crohndisease (aHR, 1.68), #sarcoidosis (aHR, 1.59).