Evidence map›Paper›PMID 33677934›Full record

ArticleEndocrinology and metabolism (Seoul, Korea)2021

Molecular Correlates and Nuclear Features of Encapsulated Follicular-Patterned Thyroid Neoplasms.

Chan Kwon Jung, Andrey Bychkov, Dong Eun Song, Jang-Hee Kim, Yun Zhu, Zhiyan Liu, Somboon Keelawat, Chiung-Ru Lai, Mitsuyoshi Hirokawa, Kaori Kameyama and 1 more

Open access · diamondAbstract read
In one paragraph

Article in Endocrinology and metabolism (Seoul, Korea), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

14 citing papers in PubMed, 29 citations in OpenAlex.

  1. Review
  2. Article
  3. Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. The Asian Thyroid Working Group, from 2017 to 2023.Journal of pathology and translational medicine · 2023
    Review
  9. Developing Models to PredictBiomedicines · 2023
    Article
  10. Review
  11. Article
  12. Review
  13. Article
  14. Review
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

11 authors at 10 institutions in 5 countries.

Chan Kwon JungDepartment of Hospital Pathology, College of Medicine, The Catholic University of Korea, Seoul, Korea.
Andrey BychkovDepartment of Pathology, Kameda Medical Center, Kamogawa, Japan.
Dong Eun SongDepartment of Pathology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea.
Jang-Hee KimDepartment of Pathology, Ajou University School of Medicine, Suwon, Korea.
Yun ZhuDepartment of Pathology, Jiangsu Institute of Nuclear Medicine, Wuxi, China.
Zhiyan LiuDepartment of Pathology, Sixth People's Hospital, Shanghai Jiao Tong University, Shanghai, China.
Somboon KeelawatDepartment of Pathology, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand.
Chiung-Ru LaiDepartment of Pathology, Taipei Veterans General Hospital, Taipei, Taiwan.
Mitsuyoshi HirokawaDepartment of Diagnostic Pathology and Cytology, Kuma Hospital, Kobe, Japan.
Kaori KameyamaDivision of Diagnostic Pathology, Keio University Hospital, Tokyo, Japan.
Kennichi KakudoDepartment of Pathology and Thyroid Disease Center, Izumi City General Hospital, Izumi, Japan.
Ajou University · KRCatholic University of Korea · KRChulalongkorn University · THIzumi City General Hospital · JPKameda Medical Center · JPKeio University Hospital · JPKuma Hospital · JPShanghai Jiao Tong University · CNTaipei Veterans General Hospital · TWUlsan College · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAssessing nuclear features is diagnostically challenging in the aspect of thyroid pathology. The aim of this study was to determine whether pathologists could distinguish BRAF-like and RAS-like nuclear features morphologically and identify morphological features to differentiate thyroid tumors with RAS-like mutations from encapsulated papillary thyroid carcinoma (PTC) with predominant follicular growth and BRAFV600E mutation.

methodsRepresentative whole slide images of 16 encapsulated thyroid tumors with predominant follicular growth were reviewed by 12 thyroid pathologists using a web browser-based image viewer. Total nuclear score was calculated from semi-quantitatively scored eight nuclear features. The molecular profile of RAS and BRAF genes was determined by Sanger sequencing.

resultsTotal nuclear score ranging 0 to 24 could differentiate BRAF-like tumors from RAS-like tumors with a cut-off value of score 14. The interobserver agreement was the highest for the assessment of nuclear pseudoinclusions (NPIs) but the lowest for nuclear elongation and sickle-shaped nuclei. NPIs were found in tumors with BRAFV600E mutation, but not in tumors with RAS-like mutations. Total nuclear scores were significantly higher for tumors with BRAFV600E than for those with RAS-like mutations (P<0.001).

conclusionOur results suggest that NPIs and high nuclear scores have diagnostic utility as rule-in markers for differentiating PTC with BRAFV600E mutation from benign or borderline follicular tumors with RAS-like mutations. Relaxation of rigid criteria for nuclear features resulted in an overdiagnosis of PTC. Immunostaining or molecular testing for BRAFV600E mutation is a useful adjunct for cases with high nuclear scores to identify true PTC.

Indexed as

Adenocarcinoma, FollicularThyroid NeoplasmsHumansMutationProto-Oncogene Proteins B-rafThyroid Cancer, PapillaryProto-Oncogene Proteins B-rafGenes, rasMedical overuseMutationPathologistsProto-oncogene proteins B-rafThyroid cancer, papillaryThyroid neoplasms

Identifiers

PMID33677934
PMCPMC7937839
OpenAlexW3133328715

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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.