Effectiveness and Safety of PD-1 Inhibitor Rechallenge After Prior Immunotherapy in Patients Aged ≥ 60 Years with Advanced Non-Small-Cell Lung Cancer: A Single-Center Retrospective Study - Scorecard - MDSpire
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Efficacy and Safety of Reinitiating PD-1 Inhibitors Following Previous Immunotherapy in Older Adults (≥ 60 Years) with Advanced Non-Small-Cell Lung Cancer: A Retrospective Analysis from a Single Center

  • By

  • Xiao-Yue Jiang

  • Xin Li

  • Hui Huang

  • Min Pan

  • Qiu-Qiu Chen

  • Chun-Qiao Chen

  • August 29, 2026

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Clinical Scorecard: Efficacy and Safety of Reinitiating PD-1 Inhibitors Following Previous Immunotherapy in Older Adults (≥ 60 Years) with Advanced Non-Small-Cell Lung Cancer: A Retrospective Analysis from a Single Center

At a Glance

CategoryDetail
ConditionAdvanced Non-Small-Cell Lung Cancer
Key MechanismsRechallenge with PD-1 inhibitors after prior immunotherapy
Target PopulationOlder adults (≥ 60 years) with advanced NSCLC
Care SettingReal-world clinical practice

Key Highlights

  • 21.4% objective response rate observed with PD-1 inhibitor rechallenge
  • Median overall survival of 11.3 months reported
  • Safety profile consistent with known PD-1 inhibitor toxicities
  • Pneumonitis and hepatic enzyme elevations require close monitoring
  • Improved overall survival associated with better ECOG performance status

Guideline-Based Recommendations

Diagnosis

  • Consider age and functional status in the diagnosis of NSCLC in older adults

Management

  • Rechallenge with PD-1 inhibitors may be considered after prior immunotherapy failure

Monitoring & Follow-up

  • Close monitoring for pneumonitis and hepatic enzyme elevations during treatment

Risks

  • Potential for primary resistance to initial immunotherapy

Patient & Prescribing Data

Older adults with advanced NSCLC previously treated with immunotherapy

Rechallenge may yield clinical benefit in selected patients

Clinical Best Practices

  • Evaluate ECOG performance status prior to rechallenge
  • Consider treatment-free intervals when planning rechallenge
  • Monitor for adverse effects associated with PD-1 inhibitors

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