Isolated Extramedullary Trigeminal Nerve Root Lesion in Neuromyelitis Optica Spectrum Disorders With Aquaporin-4 Immunoglobulin G.
A 62-year-old woman presented with left-sided facial and intraoral sensory disturbance due to a relapse of aquaporin-4 immunoglobulin G-positive neuromyelitis optica spectrum disorders (NMOSD). Brain MRI demonstrated an isolated lesion in the left extramedullary trigeminal nerve root. Although various diseases should b...