Transformations First Into Squamous-Cell Carcinoma and Later Into Sarcomatoid Carcinoma After Acquired Resistance to Osimertinib in a Patient With EGFR-Mutant Lung Adenocarcinoma: Case Report

Po-Hsin LeeGee-Chen Chang2026-01-302026-01-302021-0710.1016/j.cllc.2020.06.026https://scholars.csmu.edu.tw/handle/123456789/4236[SDGs]SDG3Transformations First Into Squamous-Cell Carcinoma and Later Into Sarcomatoid Carcinoma After Acquired Resistance to Osimertinib in a Patient With EGFR-Mutant Lung Adenocarcinoma: Case Reportjournal-article