Enhancing Diagnosis of AQP4-IgG+ NMOSD Myelitis: The Role of Novel and Established Spinal MRI Signs
This article evaluates spinal MRI features in AQP4-IgG+ NMOSD myelitis, highlighting the diagnostic specificity of bright spotty lesions, the double-contoured LETM sign, and sagittal ring enhancement for differentiating NMOSD from other myelopathies.