Objectives: To expand the spectrum of the clinical presentation of anti-glutamic acid decarboxylase antibodiesrelated limbic encephalitis and to improve the recognition of this entity. Design: Case study. Setting: University hospital. Patient: An 11-year-old-girl with progressive mood and behavioral disorder, speech impairment, and shortterm memory impairment who manifested cerebellar ataxia with nystagmus during the disease course. Interventions: Blood and cerebrospinal fluid analysis

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... autoantibodies, electroencephalography, brain and spinal magnetic resonance imaging, and cognitive and neuropsychological assessment were performed. High-dose methylprednisolone sodium succinate pulses, cycles of intravenous immunoglobulins, mycophenolate mofetil, and rituximab as well as antipsychotics and benzodiazepine were administered.