On October 10, 2024, the FDA approved a new and promising treatment for patients with advanced breast cancer: inavolisib (Itovebi), in combination with palbociclib and fulvestrant. This new approval offers fresh hope for patients with endocrine-resistant, PIK3CA-mutated, hormone receptor (HR)-positive, and HER2-negative breast cancer, especially those whose disease has progressed after endocrine therapy. The approval also includes the FoundationOne Liquid CDx assay, a diagnostic test used to …
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