Article
First case report of transformation of adenocarcinoma to adenosquamous carcinoma with giant-cell carcinoma harboring HER2 mutation after zongertinib (BI 1810631) resistance.
Lung cancer (Amsterdam, Netherlands) - 1 Jun 2026
Lin Jia-Xin, Yin Kai, Yan Li-Xu, Zhu Yue, Xu Bing-Fei, Sun Yue-Li, Wu Yi-Long, Tu Hai-Yan
Abstract excerpt
BACKGROUND: Human epidermal growth factor receptor 2 (HER2) mutations have been identified as a rare molecular subset in non-small cell lung cancer (NSCLC) with poor prognosis and limited treatment options. Zongertinib, an irreversible covalent HER2 inhibitor, demonstrated promising response rates and safety profile in the Beamion LUNG-1 trial, leading to approval for previously treated HER2-mutant NSCLC....
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