Evidence map›Paper›PMID 27036230›Full record

ArticleActa neuropathologica communications2016

Characteristics of gliomas in patients with somatic IDH mosaicism.

Charlotte Bonnet, Laure Thomas, Dimitri Psimaras, Franck Bielle, Elodie Vauléon, Hugues Loiseau, Stéphanie Cartalat-Carel, David Meyronet, Caroline Dehais, Jérôme Honnorat and 2 more

Open access · goldAbstract read
In one paragraph

Article in Acta neuropathologica communications, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
3.0field-weighted citation impact, top 10% 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

24 citing papers in PubMed, 40 citations in OpenAlex.

  1. Review
  2. Review
  3. IDH mutant high-grade gliomas.Frontiers in molecular neuroscience · 2025
    Review
  4. Article
  5. Review
  6. Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Review
  12. Ollier's disease associated with ovarian juvenile granulosa cell tumor and triple X syndrome: A letter to the editor.Journal of research in medical sciences : the official journal of Isfahan University of Medical Sciences · 2022
    Article
  13. Review
  14. Article
  15. Article
  16. Article
  17. An activating germlineHGG advances · 2020
    Article
  18. Review
  19. Molecular Pathogenesis of Low-Grade Glioma.Neurosurgery clinics of North America · 2019
    Review
  20. 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

12 authors at 7 institutions in 1 country.

Charlotte BonnetHospices Civils de Lyon, Hôpital Neurologique, Service de Neuro-oncologie, 59 Bvd Pinel, 69394, Lyon, Cedex, France.
Laure ThomasHospices Civils de Lyon, Hôpital Neurologique, Service de Neuro-oncologie, 59 Bvd Pinel, 69394, Lyon, Cedex, France.
Dimitri PsimarasAP-HP, Groupe Hospitalier Pitié-Salpêtrière, Service de neurologie 2-Mazarin, Paris, France.
Franck BielleAP-HP, Hôpitaux Universitaires Pitié Salpêtrière - Charles Foix, Laboratoire de Neuropathologie R. Escourolle, Paris, France.
Elodie VauléonCentre Eugène Marquis, Medical Oncology, Rennes, France.
Hugues LoiseauUniversité de Bordeaux, Neurosurgery Department GH Pellegrin, Bordeaux, France.
Stéphanie Cartalat-CarelHospices Civils de Lyon, Hôpital Neurologique, Service de Neuro-oncologie, 59 Bvd Pinel, 69394, Lyon, Cedex, France.
David MeyronetUniversité Claude Bernard Lyon 1, Lyon, France.
Caroline DehaisDepartment of Cancer Cell Plasticity, Cancer Research Centre of Lyon, INSERM U1052, CNRS UMR5286, Lyon, France.
Jérôme HonnoratHospices Civils de Lyon, Hôpital Neurologique, Service de Neuro-oncologie, 59 Bvd Pinel, 69394, Lyon, Cedex, France.
Marc SansonAP-HP, Groupe Hospitalier Pitié-Salpêtrière, Service de neurologie 2-Mazarin, Paris, France.
François DucrayHospices Civils de Lyon, Hôpital Neurologique, Service de Neuro-oncologie, 59 Bvd Pinel, 69394, Lyon, Cedex, France. francois.ducray@chu-lyon.fr.
Hospices Civils de Lyon · FRCentre National de la Recherche Scientifique · FRSorbonne Université · FRUniversité Claude Bernard Lyon 1 · FRCentre Eugène Marquis · FRHôpital Pellegrin · FRInserm · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

IDH mutations are found in the majority of adult, diffuse, low-grade and anaplastic gliomas and are also frequently found in cartilaginous tumors. Ollier disease and Maffucci syndrome are two enchondromatosis syndromes characterized by the development of multiple benign cartilaginous tumors due to post-zygotic acquisition of IDH mutations. In addition to skeletal tumors, enchondromatosis patients sometimes develop gliomas. The aim of the present study was to determine whether gliomas in enchondromatosis patients might also result from somatic IDH mosaicism and whether their characteristics are similar to those of sporadic IDH-mutated gliomas. For this purpose, we analyzed the characteristics of 6 newly diagnosed and 32 previously reported cases of enchondromatosis patients who developed gliomas and compared them to those of a consecutive series of 159 patients with sporadic IDH-mutated gliomas. As was the case with sporadic IDH mutated gliomas, enchondromatosis gliomas were frequently located in the frontal lobe (54 %) and consisted of diffuse low-grade (73 %) or anaplastic gliomas (21 %). However, they were diagnosed at an earlier age (25.6 years versus 44 years, p < 0.001) and were more frequently multicentric (32 % versus 1 %, p < 0.001) and more frequently located within the brainstem than sporadic IDH mutated gliomas (21 % versus 1 %, p < 0.001). Their molecular profile was characterized by IDH mutations and loss of ATRX expression. In two patients, the same IDH mutation was demonstrated in the glioma and in a cartilaginous tumor. In contrast to sporadic IDH mutated gliomas, no enchondromatosis glioma harbored a 1p/19q co-deletion (0/6 versus 59/123, p = 0.03). The characteristics of gliomas in patients with enchondromatosis suggest that these tumors, as cartilaginous tumors, result from somatic IDH mosaicism and that the timing of IDH mutation acquisition might affect the location and molecular characteristics of gliomas. Early acquisition of IDH mutations could shift gliomagenesis towards the brainstem thereby mimicking the regional preference of histone mutated gliomas.

Indexed as

MosaicismAdultBrain NeoplasmsChromosome DeletionChromosomes, Human, Pair 1FemaleGliomaHumansIsocitrate DehydrogenaseMagnetic Resonance ImagingMaleMutationRetrospective StudiesIDH1 protein, humanIDH2 protein, humanIsocitrate DehydrogenaseGliomaIDH mutationMaffucciOllierSomatic mosaicism

Identifiers

PMID27036230
PMCPMC4818526
OpenAlexW2327705314

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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.