Histologic transformation from adenocarcinoma to SCLC is a recognized mechanism of resistance in lung cancer. However, the transformation into squamous cell carcinoma is less common, and the associate Show more
Histologic transformation from adenocarcinoma to SCLC is a recognized mechanism of resistance in lung cancer. However, the transformation into squamous cell carcinoma is less common, and the associated genomic alterations remain unclear. Here, we present a case of lung adenocarcinoma harboring an EGFR ( Show less