Breast cancer remains the most common cancer in women globally, with over 2.3 million new cases diagnosed in 2020 and a five-year survival rate exceeding 90% in early stages (WHO). Originating in the breast tissue, the disease often spreads through the lymphatic system, complicating treatment. Despite advancements in mammography and screening methods, late-stage detection is still a significant challenge, impacting prognosis and treatment outcomes (American Cancer Society).
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23. Adjuvant Therapy for Hormone Receptor-Positive Breast Cancer Hormone receptor-positive breast cancers—those with estrogen (ER) and/or progesterone (PR) receptors—respond well to endocrine therapy, which blocks or…