Of cial Publication of the International Association for the Study of Lung Cancer www.jto.org Journal of Thoracic Oncology Volume 16, Number 4S, Supplement, MarchApril 2021 2021 Alex A. Adjei, MD, PhD, FACP, Editor-in-Chief Abstract Book European Lung Cancer Virtual Congress 2021 (ELCC 2021 Virtual) 25–27 March 2021 Guest Editors: European Lung Cancer Virtual Congress 2021 Scientific Committee JTHO_SUPPLEMENT_COVER.indd 1 16-09-2016 10:25:13 Official Journal of the International Association for the Study of Lung Cancer (IASLC) Volume 16, Issue 4S, Supplement, April 2021 Abstract Book of the European Lung Cancer Virtual Congress (ELCC 2021 Virtual) 25–27 March 2021 Publication of this Abstract book is supported by the ELCC 2021 Virtual organisers: the European Society for Medical Oncology and the International Association for the Study of Lung Cancer. EDITOR-IN-CHIEF Alex A. Adjei, MD, PhD, FACP Mayo Clinic Rochester, MN, USA DEPUTY EDITOR STATISTICAL EDITOR EDITOR EMERITUS Satoshi Ishikura, MD, PhD Sumithra Mandrekar, PhD James R. Jett, MD Nagoya City University Mayo Clinic National Jewish Health Nagoya, Japan Rochester, MN, USA Denver, CO, USA WEB EDITOR REVIEWS EDITOR Cheryl Ho, MD D. Ross Camidge, MD, PhD British Columbia Cancer Agency University of Colorado Cancer Center Vancouver, British Columbia, Canada Aurora, CO, USA ASSOCIATE EDITORS, EUROPE Anne-Marie C. Dingemans, MD, PhD Luis M. Montuenga, PhD Dirk de Ruysscher, MD, PhD Pulmonary Medicine Basic Science/Translational Research Radiation Oncology The Netherlands Spain The Netherlands Rafal Dziadziusko, MD Silvia Novello, MD, PhD Paul Van Schil, MD, PhD Medical Oncology University of Turin Thoracic Surgery Poland Turin, Italy Belgium Wilfried Eberhardt, MD Jean Louis Pujol, MD Gabriella Sozzi, PhD Medical Oncology Chest Medicine/Medical Oncology Basic Science/Translational Research Germany France Italy Keith Kerr, MD, FRCPath Martin Reck, MD, PhD Pathology Medical Oncology UK Germany PUBLICATION STAFF Mary Todd Managing Editor New York ASSOCIATE EDITORS, THE AMERICAS Andrea Bezjak, MSc, MDCM, FRCPC Jeremy Erasmus, MD Yu Shyr, PhD Radiation Oncology Radiology Biostatistics/Bioinformatics Canada USA USA Jeffrey Bogart, MD Fred R. Hirsch, MD, PhD William Travis, MD Radiation Oncology Translational Research Pathology USA USA USA Michele Carbone, MD, PhD Sai-Hong Ignatius Ou, MD, PhD Graham Warren, MD, PhD Pathology/Basic and Translational Science Medical Oncology/Translational Science Radiation Oncology USA USA Frank C. Detterbeck, MD Thoracic Surgery Eduardo Richardet, MD Ping Yang, MD, PhD USA Medical Oncology Genetic Epidemiology Argentina USA ASSOCIATE EDITORS, ASIA/AUSTRALIA/REST OF WORLD Myung-Ju Ahn, MD Tetsuya Mitsudomi, MD James Chih-Hsin Yang, MD Medical Oncology Thoracic Surgery Medical Oncology South Korea Japan Taiwan Abdul-Rahman Jazieh, MD Keunchil Park, MD, PhD Yashushi Yatabe, MD, PhD Medical Oncology Medical Oncology Pathology/Molecular Diagnostics Saudi Ariabia South Korea Japan Thomas John, MD, PhD Emily Stone, M.B.B.S., PhD, FRACP Wen-Zhao Zhong, MD, PhD Medical Oncology/Translational Research Pulmonary Medicine Thoracic Surgery/Translational Oncology Australia Australia China Young Tae Kim, MD, PhD Daniel S.W. Tan, BSc, M.B.B.S., MRCP Thoracic Surgery Medical Oncology South Korea Singapore Shun Lu, MD, PhD Shinichi Toyooka, MD Medical Oncology/Pulmonary Medicine Thoracic Surgery/Translational Research China Japan EDITORIAL BOARD Gouri Shankar Bhattacharyya, MD Ronan Kelly, MD Yoshitaka Sekido, MD, PhD India USA Japan Thierry Berghmanns, MD Takashi Kohno, PhD Lecia Sequist, MD Belgium Japan USA Paolo Bironzo, MD Natasha Leighl, MD Patrick Nana-Sinkam, MD, FCCP Italy Canada USA Lukas Bubendorf, MD Aaron Mansfield, MD, PhD Pawan Kumar Singh, MD, DM Switzerland USA India Mauricio Burotto, MD Tamas F. Molnar, PhD, DSc Thomas Stinchcombe, MD Chile Hungary USA Samjot Singh Dhillon, MD Kaushal Parikh, M.B.B.S. Shalini Vinod, MD USA USA Australia Jessica Donington, MD Nir Peled, MD, PhD Fen Wang, MD USA Israel China Afshin Dowlati, MD Paola Perego, PhD Shuhang Wang, MD USA Italy China Nicolas Girard, MD, PhD Helmut Popper, MD Pan-Chyr Yang, MD France Austria Taiwan Heidi A. Hamann, PhD Jordi Remon, MD Sai Yendamuri, MD USA Spain USA Lizza E Hendriks, MD, PhD Thanyanan Reungwetwattana, MD Junji Yoshida, MD, PhD Netherlands Thailand Japan Andreas-Claudius Hoffmann, MD Jeon-Seong Ryu, MD, PhD Matjaž Zwitter, MD, PhD Germany South Korea Slovenia IASLC BOARD OF DIRECTORS Tetsuya Mitsudomi Enriqueta Felip Nir Peled President Spain Israel Japan [email protected] [email protected] [email protected] Anne Fraser Suresh Ramalingam Heather Wakelee New Zealand US President Elect [email protected] [email protected] US [email protected] Roy Herbst Erik Thunnissen US Netherlands Giorgio V. Scagliotti [email protected] [email protected] Past President Italy Clarissa Mathias Paul E. Van Schil [email protected] Brazil Belgium Dave Mesko [email protected] [email protected] CEO Yuko Nakayama James Yang US Japan Taiwan [email protected] [email protected] [email protected] Andrea Bezjak Canada Masayuki Noguchi Caicun Zhou [email protected] Japan China [email protected] [email protected] Julie Brahmer US [email protected] Notice: The content of the abstracts contained in this Abstract Book is subject to embargo. Abstracts accepted for presentation at ELCC 2021 Virtual as Proffered Paper (suffix ‘O’), Mini Oral (suffix ‘MO’) and e-Poster (suffix ‘P’ and ‘TiP’) will be published online on the ELCC 2021 Virtual website at 12:00hrs Central European Time (CET) on Wednesday, 17 March 2021. Abstracts selected for the official ELCC 2021 Virtual Press Programme (additional suffix ‘_PR’) will be made public at the beginning of the official ELCC 2021 Virtual Press Conference or the official Congress session during which they are presented, whichever comes first. Disclaimer: No responsibility is assumed by the organizers for any injury and/or damage to persons or property as a matter of products liability, negligence or otherwise, or from any use or operation of any methods, products, instructions or ideas contained in the material herein. Because of the rapid advances in medical sciences, assumedwe recommend by the thatorganisers independent for any verification omissions orof misprints.diagnoses and drug dosages should be made. Every effort has been made to faithfully reproduce the abstracts as submitted. However, no responsibility is Official Journal of the International Association for the Study of Lung Cancer (IASLC) Volume 16, Issue 4S, Supplement, April 2021 TABLE OF CONTENTS Abstract Book of the European Lung Cancer Virtual Congress (ELCC 2021 Virtual) 25–27 March 2021 European Society for Medical Oncology (ESMO) viii International Association for the Study of Lung Cancer (IASLC) ix European SocieTy for Radiotherapy and Oncology (ESTRO) x European Society of Thoracic Surgeons (ESTS) xi European Thoracic Oncology Platform (ETOP) xii European Lung Cancer Virtual Congress 2021 Organisation xiii European Lung Cancer Virtual Congress 2021 Officers xiii (continued on next page) Journal of Thoracic Oncology (ISSN 1556-0864) is published monthly by Elsevier Inc., without notice. Information and prices regarding single copies and special orders are 230 Park Avenue, New York, NY 10169. available upon request. 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Prices include postage and are subject to change © TABLE OF CONTENTS (continued) Submitted Abstracts Tumour biology and pathology S699 Translational research S704 Prevention, Early detection, Epidemiology, Tobacco control S711 Imaging and staging S717 SCLC S720 Early stage NSCLC S729 Locally advanced NSCLC S737 Advanced NSCLC S748 Metastases to and from the lung S803 Mesothelioma S805 General interest S808 Author Index S815 Note: Abstract suffixes “O” indicates a submitted abstract accepted for oral presentation “MO” indicates a submitted abstract accepeted for mini oral presentation “P” indicates a submitted abstract accepted for poster presentation “TiP” indicates a submitted “Trial in Progress” abstract selected for poster presentation “_PR” indicates a submitted abstract selected for press coverage Photocopying: Single photocopies of single articles may be made for personal use as Notice: The statements and opinions contained in the material herein are solely those allowed by national copyright laws. Permission is not required for photocopying of of the individual authors and contributors and not those of the International Associ- articles published under the CC BY license nor for photocopying for non-commercial ation for the Study of Lung Cancer or Elsevier Inc. Practitioners and researchers must purposes