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Updated: Sep 21, 2025

Author Spotlight: Advancements in Molecular Biomarker Testing for Non-Squamous Non-Small Cell Lung Cancer
Published on: September 8, 2023
Perioperative targeted therapy for oncogene-driven NSCLC
Si-Yang Liu1, Jia-Tao Zhang1, Kang-Hui Zeng2
1Guangdong Lung Cancer Institute, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou 510080, China.
Abstract:
Targeted therapy has stepped into the perioperative treatment arena and launched a radical revolution in the treatment of early-stage oncogene-driven non-small-cell lung cancer (NSCLC). A series of practice-changing clinical trials has enriched the therapeutic perspectives of potentially curable NSCLC. While the CTONG1104 trial took the first step in investigating the adjuvant gefitinib - a first-generation epidermal growth factor receptor-tyrosine kinase inhibitor (EGFR-TKI), for the treatment of resected EGFR-mutated NSCLC - the subsequent ADAURA study marked adjuvant osimertinib as the standard of care for resected EGFR-mutant NSCLC. Other targeted agents matched for ALK, ROS1, NTRK, BRAF V600, and RET molecular alterations are also currently being evaluated in the adjuvant and neoadjuvant settings, and there is an urgent need to study biomarker selection, optimal duration, and paradigm making. All these efforts are intended to hit the same target, which is to treat patients on a more personalized level. We review herein the recent major breakthroughs in perioperative targeted therapy for oncogene-driven NSCLC, focusing especially on data from published clinical trials. We discuss challenges from surgical, pathological, and oncological perspectives, and provide recommended strategies for the clinical management of early-stage NSCLC patients.
Insights
Perioperative targeted therapy is revolutionizing early-stage, oncogene-driven non-small-cell lung cancer (NSCLC) treatment. Adjuvant osimertinib is now standard for EGFR-mutant NSCLC, with other targeted agents under investigation.
Area of Science:
- Oncology
- Translational Medicine
- Genomics
Background:
- Targeted therapy is transforming perioperative treatment for early-stage, oncogene-driven non-small-cell lung cancer (NSCLC).
- Practice-changing trials have significantly expanded therapeutic options for potentially curable NSCLC.
- Early trials investigated adjuvant gefitinib (first-generation EGFR-TKI), but the ADAURA study established adjuvant osimertinib as the standard of care for resected EGFR-mutant NSCLC.
Purpose of the Study:
- To review recent breakthroughs in perioperative targeted therapy for oncogene-driven NSCLC.
- To focus on data from published clinical trials evaluating targeted agents.
- To discuss challenges and propose strategies for managing early-stage NSCLC patients.
Main Methods:
- Review of major clinical trials in perioperative targeted therapy for NSCLC.
- Analysis of data concerning EGFR-mutated NSCLC and other molecular alterations (ALK, ROS1, NTRK, BRAF V600, RET).
- Discussion of surgical, pathological, and oncological challenges and management strategies.
Main Results:
- Adjuvant osimertinib has become the standard of care for resected EGFR-mutant NSCLC.
- Targeted agents for other molecular alterations are under evaluation in adjuvant and neoadjuvant settings.
- Ongoing research focuses on biomarker selection, optimal treatment duration, and treatment paradigms.
Conclusions:
- Perioperative targeted therapy offers personalized treatment approaches for oncogene-driven NSCLC.
- Further research is needed to optimize biomarker selection, treatment duration, and clinical management strategies.
- These advancements aim to improve outcomes for patients with early-stage NSCLC.
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