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Autoimmune nodopathies: emerging insights and clinical implications.
Roger Collet-Vidiella1, Alberto De Lorenzo1,2, Luis Querol3
1Neuromuscular Diseases Unit, Department of Neurology, IR SANT PAU, Hospital de la Santa Creu i Sant Pau, Barcelona, Spain.
Current Opinion in Neurology
|September 8, 2025
Summary
Autoimmune nodopathies (AN) are distinct immune-mediated neuropathies. Targeted B-cell therapies and biomarker monitoring offer improved outcomes for AN patients.
Area of Science:
- Neurology
- Immunology
- Peripheral Neuropathy Research
Background:
- Autoimmune nodopathies (AN) represent a unique class of immune-mediated peripheral neuropathies.
- Recent research has clarified their specific immunopathological features and therapeutic considerations.
Purpose of the Study:
- To review and synthesize recent advancements in the pathogenesis, diagnosis, and management of autoimmune nodopathies.
- To highlight how these advances refine clinical classification and guide targeted treatment strategies.
Main Methods:
- Review of recent scientific literature on autoimmune nodopathies.
- Analysis of immunopathological findings, diagnostic assays, and therapeutic responses.
Main Results:
- AN are defined by autoantibodies (predominantly IgG4) against nodal-paranodal surface proteins.
- Distinct phenotype and poor response to IVIg, but good response to B-cell depleting therapies.
- Accurate diagnostic assays (cell-based, ELISA) and biomarker monitoring (antibody titers, NfL) are available.
Conclusions:
- Autoimmune nodopathies are a distinct nosological and therapeutic entity.
- Integrating immunopathology with biomarker strategies enables precision diagnostics and targeted immunotherapy for better clinical outcomes.
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