Evidence map›Paper›PMID 42394357›Full record

ArticleMuscle & nerve2026

Characterizing Combined Central and Peripheral Demyelination-Insights From a Multimodal Comparison With Chronic Inflammatory Demyelinating Polyneuropathy and Multiple Sclerosis.

N Dubuisson, A Kassab, P Y K Van den Bergh, A F J E Vrancken, W L van der Pol, L H van den Berg, H S Goedee

Abstract readComparative Study
In one paragraph

Article in Muscle & nerve, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

7 authors.

N DubuissonNeuromuscular Reference Centre UCL Saint-Luc, University of Louvain, Brussels, Belgium.
A KassabNeuromuscular Reference Centre UCL Saint-Luc, University of Louvain, Brussels, Belgium.
P Y K Van den BerghNeuromuscular Reference Centre UCL Saint-Luc, University of Louvain, Brussels, Belgium.
A F J E VranckenBrain Center Rudolf Magnus, Department of Neurology and Neurosurgery, University Medical Centre Utrecht, Utrecht, the Netherlands.
W L van der PolBrain Center Rudolf Magnus, Department of Neurology and Neurosurgery, University Medical Centre Utrecht, Utrecht, the Netherlands.
L H van den BergBrain Center Rudolf Magnus, Department of Neurology and Neurosurgery, University Medical Centre Utrecht, Utrecht, the Netherlands.
H S GoedeeBrain Center Rudolf Magnus, Department of Neurology and Neurosurgery, University Medical Centre Utrecht, Utrecht, the Netherlands.ORCID https://orcid.org/0000-0001-9591-1672

Funding

European Academy of Neurology
6 · The paper itself

Abstract

INTRODUCTION/

aimsCombined central and peripheral demyelination (CCPD) is a rare dysimmune disorder sharing features with multiple sclerosis (MS) and chronic inflammatory demyelinating polyradiculoneuropathy (CIDP). Direct comparisons of central and peripheral diagnostic findings across these entities remain limited. We, therefore, performed a systematic study assessing nervous system involvement in CCPD, using magnetic resonance imaging (MRI), nerve ultrasound (US), and nerve conduction study (NCS) and compared findings to MS and CIDP controls.

methodsWe conducted a descriptive case study including 4 CCPD patients, 13 CIDP patients, and 10 MS controls. All subjects underwent a standardized protocol of NCS and US. In addition, MS and CCPD patients also underwent brain and spinal cord MRI. Cerebrospinal fluid testing was performed in 20/27 patients.

resultsNCS revealed electrodiagnostic features suggestive of demyelination in all CCPD and CIDP patients, fulfilling the electrodiagnostic criteria for CIDP. We found motor conduction abnormalities in two MS patients, not fulfilling criteria for demyelination. US showed a similar pattern of multifocal nerve enlargement in CCPD and CIDP patients, while three MS patients also demonstrated mild proximal median nerve enlargement. Finally, CSF oligoclonal bands were only found in MS patients. DISCUSSION: Peripheral diagnostic tools reveal strikingly similar electrophysiological and morphologic features in CCPD and CIDP, underscoring a potential overlap in their disease mechanisms and the challenges of distinguishing these entities based on peripheral nerve assessment alone. Our findings further suggest that US could serve as a potentially useful screening tool in patients with predominantly central nervous system demyelinating syndromes and suspected peripheral involvement, helping to guide subsequent electrophysiological testing.

Indexed as

Demyelinating DiseasesMultiple SclerosisPolyradiculoneuropathy, Chronic Inflammatory DemyelinatingAdultAgedFemaleHumansMagnetic Resonance ImagingMaleMiddle AgedNerve Conduction StudiesNeural ConductionUltrasonographychronic inflammatory demyelinating polyradiculoneuropathy (CIDP)combined central and peripheral demyelination (CCPD)demyelinationmultiple sclerosis (MS)nerve sonographyplexus MRI

Identifiers

PMID42394357
PMCPMC13471954

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