IL6 and congenital rubella syndrome: Elevated IL-6 is also known to be associated with CRS (Fajgenbaum and June 2020; Mangalmurti and Hunter, 2020) and induces a more severe disease and worse outcome for patients with COVID-19 (Jørgensen et al., 2020; Liu et al., 2020; Khodeir et al., 2021).