scholarly journals Squamous cell transformation as a mechanism of acquired resistance to tyrosine kinase inhibitor in EGFR‐mutated lung adenocarcinoma: a report of two cases

2020 ◽  
Vol 8 (2) ◽  
Author(s):  
Hironori Uruga ◽  
Takeshi Fujii ◽  
Nobuyuki Nakamura ◽  
Shuhei Moriguchi ◽  
Kazuma Kishi ◽  
...  
Cell Reports ◽  
2019 ◽  
Vol 27 (12) ◽  
pp. 3422-3432.e4 ◽  
Author(s):  
Lynnette Marcar ◽  
Kankana Bardhan ◽  
Liliana Gheorghiu ◽  
Patrick Dinkelborg ◽  
Heike Pfäffle ◽  
...  

Oncotarget ◽  
2016 ◽  
Vol 7 (11) ◽  
pp. 12404-12413 ◽  
Author(s):  
Shang-Gin Wu ◽  
Yi-Nan Liu ◽  
Meng-Feng Tsai ◽  
Yih-Leong Chang ◽  
Chong-Jen Yu ◽  
...  

2020 ◽  
Vol 2020 ◽  
pp. 1-6
Author(s):  
Kousuke Watanabe ◽  
Hidenori Kage ◽  
Saki Nagoshi ◽  
Kazuhiro Toyama ◽  
Yoshiyuki Ohno ◽  
...  

Tyrosine kinase inhibitor (TKI) combination is expected to increase in the era of precision medicine. TKI combination may be required to treat double primary cancers, each having a targetable gene, or to treat a single malignancy with multiple targetable genes. Here, we demonstrate the first report of dual EGFR and ABL TKI treatment in a patient with concomitant EGFR-mutated lung adenocarcinoma and BCR-ABL1-positive chronic myeloid leukemia (CML). A 60-year-old man with an 8-year history of CML was diagnosed as advanced EGFR-mutated lung adenocarcinoma. Complete molecular response of CML had been achieved by imatinib, and ABL-TKI had been switched to nilotinib four years previously due to muscle cramps. We discontinued nilotinib and started afatinib. Although partial response of lung adenocarcinoma was achieved, cytogenetic relapse of CML was observed following nilotinib discontinuation. We applied the previously described framework of cytochrome P450 3A4-mediated oral drug-drug interactions and selected gefitinib and nilotinib to treat both malignancies. We effectively and safely administered this combination for seven months. The present report is the first to demonstrate the safety and efficacy of dual EGFR and ABL TKI treatment in a patient with concomitant EGFR-mutated lung adenocarcinoma and CML.


2015 ◽  
Vol 26 ◽  
pp. vii138
Author(s):  
Atsushi Osoegawa ◽  
Takafumi Hashimoto ◽  
Takumi Yohei ◽  
Abe Miyuki ◽  
Suehiro Shuji ◽  
...  

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