Evidence map›Paper›PMID 25936883›Full record

ArticleZhongguo fei ai za zhi = Chinese journal of lung cancer2015

[Clinical Research of EGFR and KRAS Mutation in Fine Needle Aspiration Cytology Specimens of Non-small Cell Lung Carcinoma].

Zhihui Zhang, Xilan Wu, Jianming Ying, Junling Li, Tian Qiu, Huiqin Guo, Huan Zhao, Ling Shan, Yun Ling

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Article in Zhongguo fei ai za zhi = Chinese journal of lung cancer, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

9 authors.

Zhihui ZhangDepartment of Pathology, Tumor hospital Chinese Academy of Medical Sciences, Beijing 100021, China.
Xilan WuDepartment of Pathology of Medicine University of Kunming, Kunming 650031, China.
Jianming YingDepartment of Pathology, Tumor hospital Chinese Academy of Medical Sciences, Beijing 100021, China.
Junling LiDepartment of Pathology, Tumor hospital Chinese Academy of Medical Sciences, Beijing 100021, China.
Tian QiuDepartment of Pathology, Tumor hospital Chinese Academy of Medical Sciences, Beijing 100021, China.
Huiqin GuoDepartment of Pathology, Tumor hospital Chinese Academy of Medical Sciences, Beijing 100021, China.
Huan ZhaoDepartment of Pathology, Tumor hospital Chinese Academy of Medical Sciences, Beijing 100021, China.
Ling ShanDepartment of Pathology, Tumor hospital Chinese Academy of Medical Sciences, Beijing 100021, China.
Yun LingDepartment of Pathology, Tumor hospital Chinese Academy of Medical Sciences, Beijing 100021, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundEpidermal growth factor receptor (EGFR) and KRAS must be detected mutation status before patients of lung cancer use targeted drugs. The aim of this study is to elucidate the significance of EGFR and KRAS mutation in fine needle aspiration (FNA) cytology suspension specimens of non-small cell lung carcinoma.

methodsEGFR gene exons 18-21 and KRAS codons 12, 13 of exons 2 were performed by Real-time PCR methods in fine needle aspiration cytology suspension specimens of lymph nodes.

results85 metastasis lymph nodes were detected in fine needle aspiration cytology samples of lung cancer. EGFR mutation rate was 37.3%. KRAS mutation rate was 7.2%. 19 formalin fixed paraffin-embedded tissue specimens were available and match cytology specimens. Analysis of EGFR mutation status in those samples revealed agreement with the results obtained in cytological samples (kappa=1.0). Clinical follow-up was available for 13 who presented with stage IV disease. Based on the identification of such mutations, these patients received subsequent therapy with a TKI in clinic. We observed two cases complete remission (16.7%) and 8 cases partial remission (66.7%) and three had ongoing stable disease.

conclusionsFine-needle aspiration cytology samples were detected EGFR and KRAS mutation. The method which collects samples was easier, simple and convenient. This method has higher application value in clinical treatment.
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Indexed as

MutationAdultAgedBiopsy, Fine-NeedleCarcinoma, Non-Small-Cell LungErbB ReceptorsFemaleHumansLung NeoplasmsMaleMiddle AgedMutation RateProto-Oncogene ProteinsProto-Oncogene Proteins p21(ras)ras ProteinsEGFR protein, humanErbB ReceptorsKRAS protein, humanProto-Oncogene ProteinsProto-Oncogene Proteins p21(ras)ras Proteins

Identifiers

PMID25936883
PMCPMC6000285

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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.