==== Front Oncotarget Oncotarget Oncotarget Impact Journals LLC Oncotarget 1949-2553 Impact Journals LLC 37395727 28471 10.18632/oncotarget.28471 Addendum Addendum: Immune-related adverse events and atypical radiological response with checkpoint inhibitor immunotherapy in an elderly patient with high PD-L1 expressing lung adenocarcinoma Teixidor Eduard 1 Sais Elia 1 Vásquez Carmen Amalia 2 Carbajal Walter 1 Hernández Alejandro 1 Sánchez Gloria 3 Izquierdo Angel 1 Verdura Sara 4 5 Menéndez Javier A. 4 5 Bosch-Barrera Joaquim 1 5 6 1Department of Medical Oncology, Catalan Institute of Oncology, Doctor Josep Trueta University Hospital, Girona, Spain 2Department of Anatomical Pathology, Dr. Josep Trueta Hospital of Girona, Girona, Catalonia, Spain 3Department of Radiology, Diagnostic Imaging Institute, Doctor Josep Trueta University Hospital, Girona, Spain 4ProCURE (Program Against Cancer Therapeutic Resistance), Metabolism and Cancer Group, Catalan Institute of Oncology, Girona, Catalonia, Spain 5Girona Biomedical Research Institute (IDIBGi), Girona, Catalonia, Spain 6Department of Medical Sciences, Medical School, University of Girona, Girona, Spain Correspondence to: Joaquim Bosch-Barrera, email : jbosch@iconcologia.net 2023 01 7 2023 14 668668 Copyright: © 2023 Teixidor et al. https://creativecommons.org/licenses/by/3.0/ This is an open access article distributed under the terms of the Creative Commons Attribution License (CC BY 3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. ==== Body pmc This article has an addendum: Patient consent was required and obtained. Original article: Oncotarget. 2018; 9:33043–33049. 33043-33049. https://doi.org/10.18632/oncotarget.25984