Discontinuation due to immune‐related adverse events is a possible predictive factor for immune checkpoint inhibitors in patients with non‐small cell lung cancer

Background Immune‐related adverse events (irAEs) should be anticipated with treatment by immune checkpoint inhibitors (ICIs). Although the relationship between irAEs and efficacy of ICI has been reported, it has not yet been clarified whether the benefit from ICI outweighs the low frequency of proce...

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Main Authors: Kazutoshi Komiya, Tomomi Nakamura, Tomonori Abe, Shinsuke Ogusu, Chiho Nakashima, Koichiro Takahashi, Shinya Kimura, Naoko Sueoka‐Aragane
Format: Article
Language:English
Published: Wiley 2019-09-01
Series:Thoracic Cancer
Subjects:
Online Access:https://doi.org/10.1111/1759-7714.13149
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author Kazutoshi Komiya
Tomomi Nakamura
Tomonori Abe
Shinsuke Ogusu
Chiho Nakashima
Koichiro Takahashi
Shinya Kimura
Naoko Sueoka‐Aragane
author_facet Kazutoshi Komiya
Tomomi Nakamura
Tomonori Abe
Shinsuke Ogusu
Chiho Nakashima
Koichiro Takahashi
Shinya Kimura
Naoko Sueoka‐Aragane
author_sort Kazutoshi Komiya
collection DOAJ
description Background Immune‐related adverse events (irAEs) should be anticipated with treatment by immune checkpoint inhibitors (ICIs). Although the relationship between irAEs and efficacy of ICI has been reported, it has not yet been clarified whether the benefit from ICI outweighs the low frequency of proceeding to subsequent therapies after discontinuation due to irAEs. Methods The study comprised 61 patients with non‐small cell lung cancer who underwent treatment with ICIs (nivolumab or pembrolizumab monotherapy) at the Saga University Medical School Hospital from December 2015 to January 2018. Therapeutic effect and progression‐free survival (PFS) were compared between the irAEs discontinuation group (AEg) and the group with discontinuation due to all causes other than irAEs (Non‐AEg). Results A total of 30% patients(18/61) had therapy discontinued due to irAEs: 22.5% (9/40) with nivolumab and 42.9% (9/21) with pembrolizumab. The response rate was 50.0% in the AEg and 8.1% in the on‐AEg (P = 0.001). The median PFS was significantly longer in the AEg (9.3 months; 95% CI 2.1–12.1) than in the non‐AEg (1.9 months; 95% CI 0.9–3.6): HR 0.45 (95%CI 0.20–0.89; log‐rank test P = 0.026). The prevalence of drug‐induced interstitial lung disease (ILD) was 6.1% (3/49) in cases without interstitial pneumonia (IP) as the underlying disease, whereas it was 50% (6/12) in cases with IP (P = 0.001). Conclusion Discontinuation of treatment with ICIs due to irAEs predict a good response to ICIs and favorable outcome since their anti‐cancer effects continue even after discontinuation. However, the presence of IP as the underlying disease increases the risk of drug‐related ILD onset.
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spelling doaj.art-9044d244544c42ff8113deebf3293ee82022-12-21T19:19:07ZengWileyThoracic Cancer1759-77061759-77142019-09-011091798180410.1111/1759-7714.13149Discontinuation due to immune‐related adverse events is a possible predictive factor for immune checkpoint inhibitors in patients with non‐small cell lung cancerKazutoshi Komiya0Tomomi Nakamura1Tomonori Abe2Shinsuke Ogusu3Chiho Nakashima4Koichiro Takahashi5Shinya Kimura6Naoko Sueoka‐Aragane7Division of Hematology, Respiratory Medicine and Oncology, Faculty of Medicine Saga University Saga JapanDivision of Hematology, Respiratory Medicine and Oncology, Faculty of Medicine Saga University Saga JapanDivision of Hematology, Respiratory Medicine and Oncology, Faculty of Medicine Saga University Saga JapanDivision of Hematology, Respiratory Medicine and Oncology, Faculty of Medicine Saga University Saga JapanDivision of Hematology, Respiratory Medicine and Oncology, Faculty of Medicine Saga University Saga JapanDivision of Hematology, Respiratory Medicine and Oncology, Faculty of Medicine Saga University Saga JapanDivision of Hematology, Respiratory Medicine and Oncology, Faculty of Medicine Saga University Saga JapanDivision of Hematology, Respiratory Medicine and Oncology, Faculty of Medicine Saga University Saga JapanBackground Immune‐related adverse events (irAEs) should be anticipated with treatment by immune checkpoint inhibitors (ICIs). Although the relationship between irAEs and efficacy of ICI has been reported, it has not yet been clarified whether the benefit from ICI outweighs the low frequency of proceeding to subsequent therapies after discontinuation due to irAEs. Methods The study comprised 61 patients with non‐small cell lung cancer who underwent treatment with ICIs (nivolumab or pembrolizumab monotherapy) at the Saga University Medical School Hospital from December 2015 to January 2018. Therapeutic effect and progression‐free survival (PFS) were compared between the irAEs discontinuation group (AEg) and the group with discontinuation due to all causes other than irAEs (Non‐AEg). Results A total of 30% patients(18/61) had therapy discontinued due to irAEs: 22.5% (9/40) with nivolumab and 42.9% (9/21) with pembrolizumab. The response rate was 50.0% in the AEg and 8.1% in the on‐AEg (P = 0.001). The median PFS was significantly longer in the AEg (9.3 months; 95% CI 2.1–12.1) than in the non‐AEg (1.9 months; 95% CI 0.9–3.6): HR 0.45 (95%CI 0.20–0.89; log‐rank test P = 0.026). The prevalence of drug‐induced interstitial lung disease (ILD) was 6.1% (3/49) in cases without interstitial pneumonia (IP) as the underlying disease, whereas it was 50% (6/12) in cases with IP (P = 0.001). Conclusion Discontinuation of treatment with ICIs due to irAEs predict a good response to ICIs and favorable outcome since their anti‐cancer effects continue even after discontinuation. However, the presence of IP as the underlying disease increases the risk of drug‐related ILD onset.https://doi.org/10.1111/1759-7714.13149Immune checkpoint inhibitorimmune‐related adverse eventinterstitial lung diseasenon‐small cell lung cancerpredictive factor
spellingShingle Kazutoshi Komiya
Tomomi Nakamura
Tomonori Abe
Shinsuke Ogusu
Chiho Nakashima
Koichiro Takahashi
Shinya Kimura
Naoko Sueoka‐Aragane
Discontinuation due to immune‐related adverse events is a possible predictive factor for immune checkpoint inhibitors in patients with non‐small cell lung cancer
Thoracic Cancer
Immune checkpoint inhibitor
immune‐related adverse event
interstitial lung disease
non‐small cell lung cancer
predictive factor
title Discontinuation due to immune‐related adverse events is a possible predictive factor for immune checkpoint inhibitors in patients with non‐small cell lung cancer
title_full Discontinuation due to immune‐related adverse events is a possible predictive factor for immune checkpoint inhibitors in patients with non‐small cell lung cancer
title_fullStr Discontinuation due to immune‐related adverse events is a possible predictive factor for immune checkpoint inhibitors in patients with non‐small cell lung cancer
title_full_unstemmed Discontinuation due to immune‐related adverse events is a possible predictive factor for immune checkpoint inhibitors in patients with non‐small cell lung cancer
title_short Discontinuation due to immune‐related adverse events is a possible predictive factor for immune checkpoint inhibitors in patients with non‐small cell lung cancer
title_sort discontinuation due to immune related adverse events is a possible predictive factor for immune checkpoint inhibitors in patients with non small cell lung cancer
topic Immune checkpoint inhibitor
immune‐related adverse event
interstitial lung disease
non‐small cell lung cancer
predictive factor
url https://doi.org/10.1111/1759-7714.13149
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