Treatment Decision-Making for Leptomeningeal Metastasis After TKI Resistance in EGFR-Mutant Lung Cancer: A Comprehensive Review on Staging, Resistance Patterns, and Multimodal Interventions - Summary - MDSpire

Treatment Decision-Making for Leptomeningeal Metastasis After TKI Resistance in EGFR-Mutant Lung Cancer: A Comprehensive Review on Staging, Resistance Patterns, and Multimodal Interventions

  • By

  • Song, Guo-qiang

  • He, Tian Li

  • Ji, Ke-jie

  • Duan, Yi-meng

  • Hu, Guo-qiang

  • April 30, 2026

  • 0 min

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Objective:

To summarize management strategies for leptomeningeal metastasis in EGFR-mutant NSCLC patients specifically after TKI resistance.

Key Findings:
  • Leptomeningeal metastasis poses significant clinical challenges due to tumor heterogeneity and resistance mechanisms.
  • Current treatment strategies lack standardized protocols and require personalized approaches, emphasizing the need for a clinical decision-making pathway.
  • Combining therapies can improve neurological prognosis and survival rates, but comes with toxicity and logistical challenges.
Interpretation:

A multimodal approach is essential for optimizing treatment in patients with leptomeningeal metastasis after TKI resistance, with a focus on a clinical decision-making pathway and careful consideration of individual patient factors.

Limitations:
  • Lack of standardized treatment protocols.
  • Challenges in drug delivery across the blood-brain barrier.
  • Toxicity and unpredictability of treatment efficacy.
Conclusion:

Improving identification of resistance mechanisms, enhancing CNS drug delivery, and building stronger collaborative care models are crucial for better outcomes in this patient population.

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