Article
Complete Imaging Resolution of Ductal Carcinoma In Situ During Osimertinib Therapy for Synchronous EGFR Exon 19-Mutant Non-Small Cell Lung Cancer: A Case Report.
International journal of molecular sciences - 3 Jul 2026
Assad Maia Sandoval Leticia, Sharpe Richard E, Fullenkamp Austin J, Downs Erinn, Mina Lida
Abstract excerpt
A 64-year-old Asian woman diagnosed with synchronous breast ductal carcinoma in situ (DCIS) and stage IV EGFR-mutated non-small cell carcinoma of the lung (NSCLC). A decision was made to defer management of the DCIS and initiate Osimertinib for lung cancer treatment, since this was a life-limiting diagnosis. At 9 months, restaging FDG-PET CT showed an interval response in the NSCLC and complete loss of FDG...
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