Evidence map›Paper›PMID 30010851›Full record

ArticleNeuro-oncology2018

Magnetic resonance imaging surrogates of molecular subgroups in atypical teratoid/rhabdoid tumor.

Johannes Nowak, Karolina Nemes, Annika Hohm, Lindsey A Vandergrift, Martin Hasselblatt, Pascal D Johann, Marcel Kool, Michael C Frühwald, Monika Warmuth-Metz

Open access · bronzeAbstract read
In one paragraph

Article in Neuro-oncology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 2 pooled it
2.1field-weighted citation impact, top 12% 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

31 citing papers in PubMed, 2 syntheses or guidelines pooled it, 69 citations in OpenAlex.

  1. Pooled it
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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.

Johannes NowakReference Center for Neuroradiology, Institute for Diagnostic and Interventional Neuroradiology, University Hospital of Würzburg, Würzburg, Germany.
Karolina NemesSwabian Childrens' Cancer Center, Children's Hospital Augsburg and European-Rhabdoid (EU-RHAB) Registry, Augsburg, Germany.
Annika HohmReference Center for Neuroradiology, Institute for Diagnostic and Interventional Neuroradiology, University Hospital of Würzburg, Würzburg, Germany.
Lindsey A VandergriftDepartments of Radiology and Pathology, Massachusetts General Hospital, Harvard Medical School, Charlestown, Massachusetts, USA.
Martin HasselblattInstitute of Neuropathology, University Hospital Münster, Münster, Germany.
Pascal D JohannHopp-Children's Cancer Center at the National Center for Tumor Diseases Heidelberg, Heidelberg, Germany.
Marcel KoolHopp-Children's Cancer Center at the National Center for Tumor Diseases Heidelberg, Heidelberg, Germany.
Michael C FrühwaldSwabian Childrens' Cancer Center, Children's Hospital Augsburg and European-Rhabdoid (EU-RHAB) Registry, Augsburg, Germany.
Monika Warmuth-MetzReference Center for Neuroradiology, Institute for Diagnostic and Interventional Neuroradiology, University Hospital of Würzburg, Würzburg, Germany.
Universitätsklinikum Würzburg · DENational Center for Tumor Diseases · DEUniversity Hospital Augsburg · DEMassachusetts General Hospital · USUniversity Hospital Münster · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Recently, 3 molecular subgroups of atypical teratoid/rhabdoid tumor (ATRT) were identified, but little is known of their clinical and magnetic resonance imaging (MRI) characteristics. Methods: A total of 43 patients with known molecular subgroup status (ATRT-sonic hedgehog [SHH], n = 17; ATRT-tyrosine [TYR], n = 16; ATRT-myelocytomatosis oncogene [MYC], n = 10) were retrieved from the EU-RHAB Registry and analyzed for clinical and MRI features. Results: On MRI review, differences in preferential tumor location were confirmed, with ATRT-TYR being predominantly located infratentorially (P < 0.05). Peritumoral edema was more pronounced in ATRT-MYC compared with ATRT-SHH (P < 0.05) and ATRT-TYR (P < 0.05). Conversely, peripheral tumor cysts were found more frequently in ATRT-SHH (71%) and ATRT-TYR (94%) compared with ATRT-MYC (40%, P < 0.05). Contrast enhancement was absent in 29% of ATRT-SHH (0% of ATRT-TYR; 10% of ATRT-MYC; P < 0.05), and there was a trend toward strong contrast enhancement in ATRT-TYR and ATRT-MYC. We found the characteristic (bandlike) enhancement in 28% of ATRT as well as restricted diffusion in the majority of tumors. A midline/off-midline location in the posterior fossa was also not subgroup specific. Visible meningeal spread (M2) at diagnosis was rare throughout all subgroups. Conclusion: These exploratory findings suggest that MRI features vary across the 3 molecular subgroups of ATRT. Within future prospective trials, MRI may aid diagnosis and treatment stratification.

Indexed as

Biomarkers, TumorChild, PreschoolDiagnosis, DifferentialFemaleFollow-Up StudiesHedgehog ProteinsHumansMagnetic Resonance ImagingMalePrognosisProto-Oncogene Proteins c-mycRetrospective StudiesRhabdoid TumorTeratomaTyrosineBiomarkers, TumorHedgehog ProteinsMYC protein, humanProto-Oncogene Proteins c-mycSHH protein, humanTyrosine

Identifiers

PMID30010851
PMCPMC6231209
OpenAlexW2883854821

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.