Evidence map›Paper›PMID 34671804›Full record

GuidelineNeuro-oncology2022

The Japan Society for Neuro-Oncology guideline on the diagnosis and treatment of central nervous system germ cell tumors.

Hideo Nakamura, Hirokazu Takami, Takaaki Yanagisawa, Toshihiro Kumabe, Takamitsu Fujimaki, Yoshiki Arakawa, Katsuyuki Karasawa, Keita Terashima, Hideaki Yokoo, Kohei Fukuoka and 15 more

Open access · bronzeAbstract readPractice Guideline
In one paragraph

Guideline in Neuro-oncology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
6.6field-weighted citation impact, top 2% 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

45 citing papers in PubMed, 70 citations in OpenAlex.

  1. Trial
  2. Review
  3. Metachronous Pineal Germinoma 11 Years After Total Resection of a Mature Teratoma.Neuropathology : official journal of the Japanese Society of Neuropathology · 2026
    Article
  4. Paediatric sellar mature teratoma with isolated growth hormone deficiency - A case-based review.Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery · 2026
    Review
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  10. Review
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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

25 authors at 19 institutions in 1 country.

Hideo NakamuraDepartment of Neurosurgery, Kurume University School of Medicine, Fukuoka, Japan.
Hirokazu TakamiDepartment of Neurosurgery, The University of Tokyo Hospital, Tokyo, Japan.ORCID 0000-0001-9742-7462
Takaaki YanagisawaDepartment of Neurosurgery, Jikei University School of Medicine, Tokyo, Japan.
Toshihiro KumabeDepartment of Neurosurgery, Kitasato University School of Medicine, Kanagawa, Japan.
Takamitsu FujimakiDepartment of Neurosurgery, Saitama Medical University Hospital, Saitama, Japan.
Yoshiki ArakawaDepartment of Neurosurgery, Kyoto University Graduate School of Medicine, Kyoto, Japan.
Katsuyuki KarasawaDivision of Radiation Oncology, Department of Radiology, Tokyo Metropolitan Cancer and Infectious Disease Center Komagome Hospital, Tokyo, Japan.
Keita TerashimaDivision of Neuro-Oncology, National Center for Child Health and Development, Tokyo, Japan.
Hideaki YokooDepartment of Human Pathology, Gunma University Graduate School of Medicine, Gunma, Japan.
Kohei FukuokaDepartment of Hematology and Oncology, Saitama Children's Medical Center, Saitama, Japan.
Yukihiko SonodaDepartment of Neurosurgery, Yamagata University Hospital, Yamagata, Japan.
Kaori SakuradaDepartment of Neurosurgery, Yamagata University Hospital, Yamagata, Japan.
Yohei MineharuDepartment of Neurosurgery, Kyoto University Graduate School of Medicine, Kyoto, Japan.
Toshinori SoejimaDepartment of Radiation Oncology, Kobe Proton Center, Kobe, Japan.
Motoaki FujiiDepartment of Radiation Therapy, Mitsui Memorial Hospital, Tokyo, Japan.
Naoki ShinojimaDepartment of Neurosurgery, Kumamoto University School of Medicine, Kumamoto, Japan.
Junichi HaraDepartment of Pediatric Hematology and Oncology, Osaka City General Hospital, Osaka, Japan.
Kai YamasakiDepartment of Pediatric Hematology and Oncology, Osaka City General Hospital, Osaka, Japan.
Junya FujimuraDepartment of Pediatrics, Juntendo University Faculty of Medicine, Tokyo, Japan.
Fumiyuki YamasakiDepartment of Neurosurgery, Hiroshima University Hospital, Hiroshima, Japan.
Mayu TakahashiDepartment of Neurosurgery, University of Occupational and Environmental Health, Fukuoka, Japan.
Tomonari SuzukiDepartment of Neuro-Oncology/Neurosurgery, Saitama Medical University International Medical Center, Saitama, Japan.
Iori SatoDepartment of Family Nursing, School of Health Sciences and Nursing, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan.
Ryo NishikawaDepartment of Neuro-Oncology/Neurosurgery, Saitama Medical University International Medical Center, Saitama, Japan.
Kazuhiko SugiyamaDepartment of Clinical Oncology and Neuro-Oncology Program, Hiroshima University Hospital, Hiroshima, Japan.
Hiroshima University Hospital · JPKyoto University · JPOsaka City General Hospital · JPSaitama Medical University · JPYamagata University Hospital · JPGunma University · JPJikei University School of Medicine · JPJuntendo University · JPKitasato University · JPKumamoto University · JPKurume University · JPMitsui Memorial Hospital · JPNational Center For Child Health and Development · JPSaitama Children's Medical Center · JPSaitama Medical University Hospital · JPTokyo Metropolitan Komagome Hospital · JPUniversity of Occupational and Environmental Health Japan · JPUniversity of Tokyo Health Sciences · JPUniversity of Tokyo Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Primary CNS germ cell tumors (GCTs) are rare neoplasms predominantly observed in the pediatric and young adult populations. In line with the hypothesis that the primordial germ cell is the cell-of-origin, histopathological examinations for this pathology involve a diverse range of components mirroring the embryogenic developmental dimensions. Chemotherapy and radiotherapy are the mainstays of treatment, with surgery having a limited role for diagnosis and debulking of residual tissue after treatment. While better management has been achieved over recent decades by modifying radiation coverage and selecting appropriate chemotherapy, standardization of treatment remains challenging, partly due to the low volume of cases encountered in each institution. As the incidence is higher in East Asia, including Japan, the Japan Society for Neuro-Oncology established a multidisciplinary task force to create an evidence-based guideline for CNS GCTs. This guideline provides recommendations for multiple dimensions of clinical management for CNS GCTs, with particular focus on diagnostic measures including serum markers, treatment algorithms including surgery, radiotherapy, and chemotherapy, and under-investigated but important areas such as treatment for recurrent cases, long-term follow-up protocols, and long-term sequelae. This guideline serves the purpose of helping healthcare professionals keep up to date with current knowledge and standards of management for patients with this rare disease in daily clinical practice, as well as driving future translational and clinical research by recognizing unmet needs concerning this tumor.

Indexed as

Central Nervous System NeoplasmsNeoplasms, Germ Cell and EmbryonalCentral Nervous SystemChildCombined Modality TherapyHumansJapanYoung AdultCNS germ cell tumordiagnosisguidelineprognosistreatment

Identifiers

PMID34671804
PMCPMC8972225
OpenAlexW3206584226

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.