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Published on: May 18, 2020
Metaplastic breast cancer: clinical overview and molecular aberrations for potential targeted therapy
Sausan Abouharb1, Stacy Moulder
1Departments of Breast Medical Oncology, The University of Texas MD Anderson Cancer Center, 1515 Holcombe Blvd., Unit 1354, Houston, TX, 77030, USA, sabouharb@mdanderson.org.
Abstract:
Metaplastic breast cancer is a rare subtype of invasive mammary carcinoma, with an aggressive behavior and usually poor outcome. Responses to systemic chemotherapy are suboptimal compared to patients with standard invasive ductal carcinoma. Limited data are available in regards to best treatment modalities, including chemotherapy. This review gives an overview of metaplastic breast cancer and its clinical and pathologic characteristics, in addition to treatment strategies, clinical trials, and future directions.
Insights
Metaplastic breast cancer is rare and aggressive, often responding poorly to chemotherapy. This review explores its characteristics and optimal treatment strategies for better patient outcomes.
Area of Science:
- Oncology
- Pathology
Background:
- Metaplastic breast cancer (MBC) is a rare invasive mammary carcinoma subtype.
- MBC exhibits aggressive behavior and typically has a poor prognosis.
- Chemotherapy response in MBC is often suboptimal compared to invasive ductal carcinoma.
Purpose of the Study:
- To provide a comprehensive overview of metaplastic breast cancer.
- To discuss clinical and pathologic characteristics of MBC.
- To review current and future treatment strategies for MBC.
Main Methods:
- Literature review of metaplastic breast cancer.
- Analysis of clinical and pathological features.
- Examination of treatment modalities and clinical trials.
Main Results:
- MBC presents unique pathological features and aggressive clinical behavior.
- Limited data exists on optimal treatment protocols for MBC.
- Current treatment strategies require further investigation and optimization.
Conclusions:
- Metaplastic breast cancer necessitates tailored treatment approaches.
- Further research and clinical trials are crucial for improving MBC outcomes.
- Understanding MBC's characteristics is key to developing effective therapies.
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