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Related Concept Videos

Targeted Cancer Therapies02:57

Targeted Cancer Therapies

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The targeted cancer therapies, also known as “molecular targeted therapies,” take advantage of the molecular and genetic differences between the cancer cells and the normal cells. It needs a thorough understanding of the cancer cells to develop drugs that can target specific molecular aspects that drive the growth, progression, and spread of cancer cells without affecting the growth and survival of other normal cells in the body.
There are several types of targeted therapies against...
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  1. Home
  3. Research Domains
  5. Biomedical And Clinical Sciences
  7. Oncology And Carcinogenesis
  9. Predictive And Prognostic Markers
  11. [non-small Cell Lung Cancer With Metachronous Mutations Of Egfr And Alk Genes: A Case Report And Literature Review].
  1. Home
  3. Research Domains
  5. Biomedical And Clinical Sciences
  7. Oncology And Carcinogenesis
  9. Predictive And Prognostic Markers
  11. [non-small Cell Lung Cancer With Metachronous Mutations Of Egfr And Alk Genes: A Case Report And Literature Review].

Related Experiment Video

Author Spotlight: Advancements in Molecular Biomarker Testing for Non-Squamous Non-Small Cell Lung Cancer
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[Non-small Cell Lung Cancer with Metachronous Mutations of EGFR and ALK Genes: 
A Case Report and Literature Review].

Xiaoyan Kong1, Mingjuan Wang1, Qiaoyun Tang1

  • 1Department of Oncology, Nanjing Tongren Hospital, Nanjing 211102, China.

Zhongguo Fei AI Za Zhi = Chinese Journal of Lung Cancer
|August 15, 2024

View abstract on PubMed

Summary
This summary is machine-generated.

This study details a rare case of metachronous multiple primary lung cancer (MPLC) where an epidermal growth factor receptor (EGFR) mutation followed an anaplastic lymphoma kinase (ALK) mutation. Accurate diagnosis is vital for personalized treatment of MPLC.

Keywords:
ALKEGFRIntrapulmonary metastasisMetachronous multiple primary lung cancer

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Area of Science:

  • Oncology
  • Genetics
  • Pulmonology

Background:

  • Multiple primary lung cancer (MPLC) detection is increasing, posing diagnostic challenges differentiating from intrapulmonary metastasis.
  • Accurate diagnosis of MPLC is critical for effective, personalized treatment strategies and improved patient prognosis.
  • Distinguishing synchronous (sMPLC) and metachronous (mMPLC) MPLC is essential, especially with identical histopathological types.

Purpose of the Study:

  • To report and analyze a unique case of metachronous MPLC with sequential EGFR and ALK mutations.
  • To enhance understanding of mMPLC development and clinical presentation.
  • To provide clinical references for diagnosing and treating complex MPLC cases.

Main Methods:

  • Retrospective analysis of clinical data from a male patient diagnosed with ALK-mutant adenocarcinoma.
  • Utilized molecular genetics and sequencing to assess tumor clonal origin.
  • Reviewed existing literature on MPLC, EGFR, and ALK mutations in non-small cell lung cancer.

    • Main Results:

    • A case of ALK-mutant lung adenocarcinoma was identified.
    • The patient later developed an EGFR mutation with multiple metastases four years post-surgery, indicating metachronous progression.
    • This represents a novel instance of an EGFR mutation following an ALK mutation in lung cancer.

    Conclusions:

    • The study highlights the complexity of MPLC diagnosis and the importance of molecular profiling.
    • Understanding sequential mutations like EGFR after ALK is crucial for managing metachronous MPLC.
    • This case provides valuable insights for clinical decision-making in MPLC management.