Evidence map›Paper›PMID 27314967›Full record

ReviewJournal of neurology2017

Proximal nerve lesions in early Guillain-Barré syndrome: implications for pathogenesis and disease classification.

José Berciano, María J Sedano, Ana L Pelayo-Negro, Antonio García, Pedro Orizaola, Elena Gallardo, Miguel Lafarga, María T Berciano, Bart C Jacobs

Abstract readReview
PubMed Publisher
In one paragraph

Review in Journal of neurology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
33citing papers in PubMed, 1 pooled it
5.2field-weighted citation impact, top 4% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

33 citing papers in PubMed, 1 synthesis or guideline pooled it, 86 citations in OpenAlex.

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  16. Microorganisms · 2022
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 5 institutions in 2 countries.

José BercianoService of Neurology, University Hospital "Marqués de Valdecilla (IDIVAL)", University of Cantabria, "Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED)", 39008, Santander, Spain. joseberciano51@hotmail.com.
María J SedanoService of Neurology, University Hospital "Marqués de Valdecilla (IDIVAL)", University of Cantabria, "Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED)", 39008, Santander, Spain.
Ana L Pelayo-NegroService of Neurology, University Hospital "Marqués de Valdecilla (IDIVAL)", University of Cantabria, "Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED)", 39008, Santander, Spain.
Antonio GarcíaService of Clinical Neurophysiology, University Hospital "Marqués de Valdecilla (IDIVAL)", University of Cantabria, "Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED)", 39008, Santander, Spain.
Pedro OrizaolaService of Clinical Neurophysiology, University Hospital "Marqués de Valdecilla (IDIVAL)", University of Cantabria, "Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED)", 39008, Santander, Spain.
Elena GallardoService of Radiology, University Hospital "Marqués de Valdecilla (IDIVAL)", University of Cantabria, "Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED)", 39008, Santander, Spain.
Miguel LafargaDepartment of Anatomy and Cell Biology, University of Cantabria, IDIVAL, "Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED)", 39008, Santander, Spain.
María T BercianoDepartment of Anatomy and Cell Biology, University of Cantabria, IDIVAL, "Centro de Investigación Biomédica en Red de Enfermedades Neurodegenerativas (CIBERNED)", 39008, Santander, Spain.
Bart C JacobsDepartment of Neurology and Immunology, Erasmus MC University Medical Centre Rotterdam, PO Box 2040, 3000 CA, Rotterdam, Netherlands.
Universidad de Cantabria · ESInstituto de Investigación Marqués de Valdecilla · ESMarqués de Valdecilla University Hospital · ESBiomedical Research Networking Center on Neurodegenerative Diseases · ESErasmus MC · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Guillain-Barré syndrome (GBS) is an acute-onset, immune-mediated disorder of the peripheral nervous system. In early GBS, arbitrarily established up to 10 days of disease onset, patients could exhibit selective manifestations due to involvement of the proximal nerves, including nerve roots, spinal nerves and plexuses. Such manifestations are proximal weakness, inaugural nerve trunk pain, and atypical electrophysiological patterns, which may lead to delayed diagnosis. The aim of this paper was to analyze the nosology of early GBS reviewing electrophysiological, autopsy and imaging studies, both in acute inflammatory demyelinating polyneuropathy (AIDP) and acute motor/motor-sensory axonal neuropathy (AMAN/AMSAN). Early electrophysiology showed either well-defined demyelinating or axonal patterns, or a non-diagnostic pattern with abnormal late responses; there may be attenuated M responses upon lumbar root stimulation as the only finding. Pathological changes predominated in proximal nerves, in some studies, most prominent at the sides where the spinal roots unite to form the spinal nerves; on very early GBS endoneurial inflammatory edema was the outstanding feature. In the far majority of cases, spinal magnetic resonance imaging showed contrast enhancement of cauda equina, selectively involving anterior roots in AMAN. Both in AIDP and AMAN/AMSAN, ultrasonography has demonstrated frequent enlargement of ventral rami of C5-C7 nerves with blurred boundaries, whereas sonograms of upper and lower extremity peripheral nerves exhibited variable and less frequent abnormalities. We provide new insights into the pathogenesis and classification of early GBS.

Indexed as

AnimalsGuillain-Barre SyndromeHumansPeripheral NervesAcute motor axonal neuropathyAcute motor-sensory axonal neuropathyAxonal degenerationDemyelinationEarly Guillain–Barré syndromeElectrophysiologyEndoneurial fluid pressureEndoneurial inflammatory edemaExperimental allergic neuritisMagnetic resonance imagingNerve trunk painSpinal nerveSpinal rootsUltrasonography

Identifiers

PMID27314967
OpenAlexW2432534956

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.