Flow chart of patients indicating the observed clinical phenotypes.
aγ-aminobutyric acid type B receptor- and Sox1-associated limbic encephalitis (n = 1), multifocal motor neuropathy (n = 1), critical illness neuropathy (n = 1), and seronegative rapidly progressive cerebellar ataxia (n = 1); bDiplopia (n = 1), muscle weakness (n = 1), myalgias (n = 1) and paresthaesia (n = 1); cAlcohol-related dementia (n = 2), Alzheimer disease (n = 2), arthralgias (n = 1), diabetes-related carpal tunnel syndrome (n = 1), clivus chondroma (n = 1), neurological functional disorder (n = 3), multifactorial gait disorder (n = 1), Parkinson disease (n = 1), primary headache (n = 1), sepsis-associated encephalopathy (n = 3) and steroid myopathy (n = 2). Abbreviations: CIP, chronic intestinal pseudo-obstruction; LEMS, Lambert–Eaton myasthenic syndrome; MG, myasthenia gravis; NMJ, neuromuscular junction; NMT, neuromyotonia.