Anti IgLON5 antibody syndrome: investigations
Written and reviewed by Dr Ibrahim Imam, Consultant Neurologist. Last reviewed .
Anti IgLON5 antibody syndrome: investigations. This is a tauopathy. Fully referenced neurology checklist.
Pathogenesis
- This is a tauopathy
- It is caused by IgG4 or IgG1 antibodies to IgLON5
- IgLON5 is a neuronal cell adhesion protein
HLA allele risk factors
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Pathology
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Magnetic resonance imaging (MRI) brain
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Other investigations
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References
- Sabater L, Gaig C, Gelpi E, et al. A novel non-rapid-eye movement and rapid-eye-movement parasomnia with sleep breathing disorder associated with antibodies to IgLON5: a case series, characterisation of the antigen, and post-mortem study. Lancet Neurol 2014; 13:575-586.
- Schröder JB, Melzer N, Ruck T, et al. Isolated dysphagia as initial sign of anti-IgLON5 syndrome. Neurol Neuroimmunol Neuroinflamm 2016; 4:e302.
- Gaig C, Graus F, Compta Y, et al. Clinical manifestations of the anti-IgLON5 disease. Neurology 2017; 88:1736-1743.
- Honorat JA, Komorowski L, Josephs KA, et al. IgLON5 antibody: Neurological accompaniments and outcomes in 20 patients. Neurol Neuroimmunol Neuroinflamm 2017; 4:e385.
- Gelpi E, Höftberger R, Graus F, et al. Neuropathological criteria of anti-IgLON5-related tauopathy. Acta Neuropathol 2016; 132:531-543.
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