Evidence map›Paper›PMID 29218432›Full record

ArticleJournal of neuro-oncology2018

The 2016 revision of the WHO Classification of Central Nervous System Tumours: retrospective application to a cohort of diffuse gliomas.

Te Whiti Rogers, Gurvinder Toor, Katharine Drummond, Craig Love, Kathryn Field, Rebecca Asher, Alpha Tsui, Michael Buckland, Michael Gonzales

Abstract read
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Article in Journal of neuro-oncology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
–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

18 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Review
  5. Review
  6. StaticEuropean radiology · 2021
    Article
  7. Review
  8. Article
  9. Report of CanonicalJCO precision oncology · 2021
    Article
  10. Neuro-Oncology and Radiogenomics: Time to Integrate?AJNR. American journal of neuroradiology · 2020
    Review
  11. Article
  12. Formation of new lymphatic vessels in glioma: An immunohistochemical analysis.Neuropathology : official journal of the Japanese Society of Neuropathology · 2020
    Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. 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.

Te Whiti RogersDepartment of Anatomical Pathology, Royal Melbourne Hospital, Parkville, VIC, 3050, Australia.
Gurvinder ToorDepartment of Neurosurgery, Royal Melbourne Hospital, Parkville, VIC, 3050, Australia.
Katharine DrummondDepartment of Neurosurgery, Royal Melbourne Hospital, Parkville, VIC, 3050, Australia.
Craig LoveDepartment of Neurosurgery, Royal Melbourne Hospital, Parkville, VIC, 3050, Australia.
Kathryn FieldDepartment of Medical Oncology, Peter MacCallum Cancer Centre, Parkville, VIC, 3050, Australia.
Rebecca AsherCo-operative Trials Group for Neuro Oncology, NHMRC Trials Centre, Camperdown, NSW, 2050, Australia.
Alpha TsuiDepartment of Anatomical Pathology, Royal Melbourne Hospital, Parkville, VIC, 3050, Australia.
Michael BucklandDepartment of Neuropathology, Royal Prince Alfred Hospital, Camperdown, NSW, 2050, Australia.
Michael GonzalesDepartment of Anatomical Pathology, Royal Melbourne Hospital, Parkville, VIC, 3050, Australia. michael.gonzales@mh.org.au.ORCID http://orcid.org/0000-0003-1094-2053

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The classification of central nervous system tumours has more recently been shaped by a focus on molecular pathology rather than histopathology. We re-classified 82 glial tumours according to the molecular-genetic criteria of the 2016 revision of the World Health Organization (WHO) Classification of Tumours of the Central Nervous System. Initial diagnoses and grading were based on the morphological criteria of the 2007 WHO scheme. Because of the impression of an oligodendroglial component on initial histological assessment, each tumour was tested for co-deletion of chromosomes 1p and 19q and mutations of isocitrate dehydrogenase (IDH-1 and 2) genes. Additionally, expression of proteins encoded by alpha-thalassemia X-linked mental retardation (ATRX) and TP53 genes was assessed by immunohistochemistry. We found that all but two tumours could be assigned to a specific category in the 2016 revision. The most common change in diagnosis was from oligoastrocytoma to specifically astrocytoma or oligodendroglioma. Analysis of progression free survival (PFS) for WHO grade II and III tumours showed that the objective criteria of the 2016 revision separated diffuse gliomas into three distinct molecular categories: chromosome 1p/19q co-deleted/IDH mutant, intact 1p/19q/IDH mutant and IDH wild type. No significant difference in PFS was found when comparing IDH mutant grade II and III tumours suggesting that IDH status is more informative than tumour grade. The segregation into distinct molecular sub-types that is achieved by the 2016 revision provides an objective evidence base for managing patients with grade II and III diffuse gliomas based on prognosis.

Indexed as

Brain NeoplasmsCentral Nervous System NeoplasmsChromosome DeletionChromosomes, Human, Pair 1Chromosomes, Human, Pair 19GliomaHumansKaplan-Meier EstimateMutationNeoplasm GradingProgression-Free SurvivalRetrospective StudiesWorld Health Organization1p/19q co-deletionClassificationGliomaGradingIDHWHO

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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.