Although neurological complications of SARS-CoV-2 infection are relatively rare, their
potential long term morbidity and mortality have a significant impact, given the large …

Background Seroconversion rate of vaccines varies and requires further elucidation in
patients with multiple sclerosis (MS) under treatment with disease-modifying therapies …

Exacerbations and new onset of immune-mediated inflammatory diseases, such as
psoriasis and hidradenitis suppurativa, have been reported following COVID-19 vaccination …

Background and Objective In people with multiple sclerosis (pwMS), concern for potential
disease exacerbation or triggering of other autoimmune disorders contributes to vaccine …

Objective We aimed to determine the association of COVID‐19 vaccination with flares of
systemic rheumatic disease (SRD). Methods Adults with systemic rheumatic disease (SRD) …

Introduction SARS-CoV-2 infection and COVID-19 vaccines might have increased the
incidence of giant-cell arteritis (GCA) and the risk of associated stroke in Spain. Methods …

Background Rheumatoid arthritis (RA) is characterized by intermittent flares of disease
activity with a significant impact on patients' lives. However, distinguishing flare from daily …

The World Health Organization declared coronavirus disease 2019 (COVID-19) a global
pandemic on March 11, 2020. Five days later, investigators at the National Institute of Allergy …

Background and purpose There are concerns for safety regarding SARS‐CoV‐2 vaccines
for patients with autoimmune neuromuscular disease. We compared daily functioning using …

Background The effect of a preexisting comorbidity on the occurrence of adverse events
after immunization (AEFIs) has been studied poorly. In this longitudinal cohort study, we …