Maintenance endocrine therapy prolonged progression-free survival of first-line chemotherapy with trastuzumab in advanced HR-positive, HER2-positive breast cancer patients.
Abstract:e13023 Background: Human epidermal growth factor receptor-2 (HER2) positive breast cancer is a growing concern due to the boom in anti-HER2 therapy. Trastuzumab as the most classic anti-HER2 therapy drug, combined with chemotherapy has become the standard first-line treatment for advanced HER2-positive (HER2+) patients. Although some real-world studies of trastuzumab have been reported, less is known about the role of hormone receptors (HR) in first-line combined therapy. For maintenance therapy after chemoth… Show more
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