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Updated: Mar 8, 2026

Endobronchial Ultrasound-guided Intratumoral Injection of Cisplatin for the Treatment of Isolated Mediastinal Recurrence of Lung Cancer
Published on: February 12, 2017
Pharmacological management of relapsed/refractory NSCLC with chemical drugs
Niki Karachaliou1, Aaron E Sosa1, Feliciano Barron Barron2
1a Instituto Oncológico Dr Rosell (IOR) , University Hospital Sagrat Cor , Barcelona , Spain.
Introduction:
Lung cancer is the leading cause of cancer death in both genders. In the early stages the disease is asymptomatic and most patients appear with metastasis at the time of the diagnosis. The discovery of key oncogenic events mainly in lung adenocarcinoma, like EGFR mutations or ALK rearrangements has changed the treatment landscape and has improved the prognosis of lung cancer patients. Inevitably, all patients initially treated with either chemotherapy or targeted therapies develop resistance and require a second-line therapeutic approach. Areas covered: In this review we are discussing the current treatment of relapsed or refractory lung cancer. We have thoroughly searched the literature (Pubmed) the last five years for studies or reviews published on the issue of second-line therapy in lung cancer using as key words, lung cancer, relapse, EGFR mutations, ALK rearrangements, chemotherapy and immunotherapy Expert opinion: The prognosis of lung cancer has been radically improved. Due to the recent development of checkpoint inhibitors, this also occurs for patients whose tumor's are not driven by a genetic alteration and who, until recently, derived only minimal benefit from chemotherapy.
Insights
Lung cancer treatment has improved, especially with targeted therapies for EGFR mutations and ALK rearrangements. Checkpoint inhibitors offer new hope for relapsed or refractory lung cancer patients, even those without specific genetic alterations.
Area of Science:
- Oncology
- Pulmonology
- Medical Oncology
Background:
- Lung cancer is a leading cause of cancer death, often diagnosed at advanced stages.
- Key oncogenic events like EGFR mutations and ALK rearrangements have transformed lung adenocarcinoma treatment.
- Acquired resistance to initial therapies necessitates effective second-line treatment strategies.
Purpose of the Study:
- To review current second-line treatment options for relapsed or refractory lung cancer.
- To explore advancements in chemotherapy, targeted therapy, and immunotherapy for advanced lung cancer.
- To provide expert opinion on the evolving landscape of lung cancer management.
Main Methods:
- Comprehensive literature search of PubMed for studies and reviews published in the last five years.
- Keywords used include: lung cancer, relapse, EGFR mutations, ALK rearrangements, chemotherapy, and immunotherapy.
- Focus on second-line therapy in lung cancer.
Main Results:
- Targeted therapies for EGFR mutations and ALK rearrangements have significantly improved patient prognosis.
- Checkpoint inhibitors represent a major advancement, benefiting patients with and without targetable genetic alterations.
- Chemotherapy and targeted therapies eventually lead to resistance, highlighting the need for novel approaches.
Conclusions:
- The prognosis for lung cancer patients has markedly improved due to targeted therapies and immunotherapy.
- Checkpoint inhibitors offer a promising therapeutic avenue for patients with relapsed or refractory lung cancer.
- Advances in understanding lung cancer biology continue to drive the development of more effective treatments.
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