Aquaporin-4 Immunoglobulin G–seropositive Neuromyelitis Optica Spectrum Disorder MRI Characteristics: Data Analysis from the International Real-World PAMRINO Study Cohort

Large, international, real-world MRI assessments showed high heterogeneity in the data collected from patients with aquaporin-4 immunoglobulin G–seropositive neuromyelitis optica spectrum disorder and frequent cerebral and lower spinal cord abnormalities.