Abstract
Overall, breast cancer mortality has declined due to advances in systemic adjuvant treatment in recent years; still, metastatic breast cancer remains an incurable disease. Due to novel treatment options, however, survival was prolonged even in patients with advanced-stage disease. In hormone-receptor positive breast cancer, endocrine therapy is the mainstay of treatment. Currently, different strategies are being evaluated to overcome resistance to anti-hormonal interventions, with the aim to prolong the chemotherapy-free interval. In Her2-positive breast cancer, anti-Her2 targeted therapies such as trastuzumab or lapatinib have improved patients’ outcome. Further substances—antibodies or novel tyrosine-kinase inhibitors—will increase therapeutic options in the future. Limited progress was achieved in the triple-negative sub-type. Bevacizumab, a monoclonal antibody targeting the vascular endothelial growth factor, is currently the only biological agent available in this sub-type. In combination with paclitaxel or capecitabine, bevacizumab offers clinically meaningful activity in metastatic breast cancer patients. Other strategies, such as treatment with DNA-damaging agents or the inhibition of DNA-repair mechanisms were not successful so far in a general triple-negative population. This article reviews recent developments and future trends in the field of metastatic breast cancer.
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Conflict of interest
Rupert Bartsch has received lecture honoraria, travel support and research support from Roche Austria, the manufacturer of bevacizumab, pertuzumab, T-DM 1, and trastuzumab; lecture honoraria from Glaxo Smith Kline, the manufacturer of lapatinib; travel support from Boehringer-Ingelheim, the manufacturer of afatinib.
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Bartsch, R. What’s new in metastatic breast cancer?. memo 5, 110–115 (2012). https://doi.org/10.1007/s12254-012-0004-5
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DOI: https://doi.org/10.1007/s12254-012-0004-5