Neurology(R) Neuroimmunology & Neuroinflammation 2023 Aug 22;10(6):e200153.doi: 10.1212/NXI.0000000000200153. Print 2023 Nov. Florent Cluse , Marc Hermier, Genevieve Demarquay, Veronique Rogemond, Martial Mallaret, Juliette Svahn, Antoine Pegat, Jerome Honnorat, Emilien Bernard Abstract Objectives: Anti-IgLON5 disease (IgLON5-D) may present with a bulbar-onset motor neuron disease-like phenotype, mimicking bulbar-onset amyotrophic lateral