Effectiveness and safety of efgartigimod in patients with anti‐NMDAR or anti‐LGI1 encephalitis and its 18F‐DPA714 PET imaging evaluation: A multicenter, single‐arm, prospective, observational real‐world study
Abstract Background Efgartigimod disrupts the recycling of pathogenic IgG autoantibodies and may represent a candidate therapy for autoimmune encephalitis. This real‐world study evaluated the clinical efficacy, safety, and impact of efgartigimod on brain inflammation. Methods This multicenter, single‐arm, prospective,...