Evidence map›Paper›PMID 36310162›Full record

ReviewNeurological research and practice2022

Anti-SEZ6L2 antibodies in paraneoplastic cerebellar syndrome: case report and review of the literature.

Annika Kather, Florian Holtbernd, Robert Brunkhorst, Dimah Hasan, Robert Markewitz, Klaus-Peter Wandinger, Martin Wiesmann, Jörg B Schulz, Simone C Tauber

Abstract readReview
In one paragraph

Review in Neurological research and practice, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 2 pooled it
–field-weighted citation impact
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

14 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Article
  4. Anti-Sez6L2 antibody-associated autoimmune cerebellar ataxia: a rare case with implications of rituximab therapy.Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2026
    Article
  5. Article
  6. Review
  7. Sez6L2 autoimmunity induces cerebellar ataxia in mice.Journal of neuroinflammation · 2025
    Article
  8. Sez6l2-associated cerebellar ataxia: case report and review of the literature.Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2025
    Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Overexpression of SEZ6L2 and Immune Infiltration in Cancer Based on Gene Image Diagnosis.Skin research and technology : official journal of International Society for Bioengineering and the Skin (ISBS) [and] International Society for Digital Imaging of Skin (ISDIS) [and] International Society for Skin Imaging (ISSI) · 2024
    Article
  14. Article
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.

Annika KatherDepartment of Neurology, University Hospital RWTH Aachen, Aachen, Germany.
Florian HoltberndDepartment of Neurology, University Hospital RWTH Aachen, Aachen, Germany.
Robert BrunkhorstDepartment of Neurology, University Hospital RWTH Aachen, Aachen, Germany.
Dimah HasanDepartment of Diagnostic and Interventional Neuroradiology, University Hospital RWTH Aachen, Aachen, Germany.
Robert MarkewitzInstitute of Clinical Chemistry and Department of Neurology, University Hospital Schleswig-Holstein, Lübeck, Germany.
Klaus-Peter WandingerInstitute of Clinical Chemistry and Department of Neurology, University Hospital Schleswig-Holstein, Lübeck, Germany.
Martin WiesmannDepartment of Diagnostic and Interventional Neuroradiology, University Hospital RWTH Aachen, Aachen, Germany.
Jörg B SchulzDepartment of Neurology, University Hospital RWTH Aachen, Aachen, Germany.
Simone C TauberDepartment of Neurology, University Hospital RWTH Aachen, Aachen, Germany. stauber@ukaachen.de.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Seizure Related 6 Homolog Like 2 (SEZ6L2) protein has been shown to have implications in neuronal and especially motor function development. In oncology, overexpression of SEZ6L2 serves as a negative prognostic marker in several tumor entities. Recently, few cases of anti-SEZ6L2 antibody mediated cerebellar syndromes were reported. In this article, we present a case of a 70-year-old woman with subacute onset of gait disturbance, dysarthria and limb ataxia. Serum anti-SEZ6L2 antibodies were markedly increased, and further diagnostic workup revealed left sided breast cancer. Neurological symptoms and SEZ6L2 titer significantly improved after curative tumor therapy. This is a very rare and educationally important report of anti-SEZ6L2 autoimmune cerebellar syndrome with a paraneoplastic etiology. Additionally, we performed a review of the current literature for SEZ6L2, focusing on comparing the published cases on autoimmune cerebellar syndrome.

Identifiers

PMID36310162
PMCPMC9620611

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Registered trials

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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.