知己知“彼”，如何正确认识乳腺癌？

Core Viewpoint - The article emphasizes the increasing severity of breast health issues among women in China, highlighting the rapid rise in breast cancer incidence and the importance of early detection and treatment [2][5]. Group 1: Breast Cancer Incidence - China has over 500,000 new breast cancer cases annually, with an annual growth rate of approximately 3%, which is double the global average, making it the highest in the world [5]. - The incidence and mortality rates of breast cancer are significantly higher in urban areas compared to rural areas, with urban incidence being about twice that of rural areas and mortality rates being 1.8 times higher [5]. - The average age of breast cancer diagnosis in Chinese women is 10 years earlier than in Western countries, with the highest incidence occurring in women aged 45-55 [5]. Group 2: Risk Factors - Uncontrollable risk factors include gender, age, and genetic predisposition, with women being 100 times more likely to develop breast cancer than men, and 75% of diagnosed cases occurring in women over 50 [6]. - Modifiable risk factors include alcohol consumption, obesity, lack of exercise, not having children, not breastfeeding, contraceptive use, hormone therapy after menopause, and breast augmentation, all of which can increase the risk of breast cancer [7]. - Breast cancer is an estrogen-related tumor, and prolonged exposure to high estrogen environments significantly raises the risk [7]. Group 3: Diagnosis Methods - Common diagnostic methods for breast cancer include physical examinations (visual and tactile), laboratory tests (blood tests), and imaging techniques such as mammography, ultrasound, and MRI [8][11]. - Pathological examination is the definitive method for diagnosing breast cancer and is crucial for determining treatment plans and assessing prognosis [9]. Group 4: Treatment Options - Breast cancer treatment is categorized into local and systemic therapies, with local treatments including surgery and radiation therapy, and systemic treatments encompassing chemotherapy, endocrine therapy, and targeted therapy [11]. - Surgical options primarily involve either total mastectomy (radical surgery with or without breast reconstruction) or partial mastectomy (breast-conserving surgery) [11]. Group 5: Recovery Considerations - Nutritional management is vital during recovery, with emphasis on maintaining a balanced diet and avoiding obesity, which can negatively impact breast cancer outcomes [12][13]. - Psychological recovery is equally important, as a positive mindset can enhance treatment efficacy, making mental health support a critical component of recovery [13]. - The article advocates for "early screening, early diagnosis, and early treatment" as key strategies for combating breast cancer, encouraging regular health check-ups as a long-term investment in health [13].