No abstract

ObjectiveHigher-level evidence is required to discern whether the incidence of idiopathic inflammatory myopathies (IIM) has increased during the COVID-19 pandemic and whether the disease pattern and course have changed. We aimed to analyse patients who were diagnosed with IIM at our tertiary care centre during the pandemic and compare them with IIM patients diagnosed before COVID-19. MethodsWe retrospectively analysed the medical records of adult patients (>18 years) who were diagnosed with IIM during COVID-19 versus a control group of patients diagnosed before the outbreak. Included were patients whose diagnosis was made at the