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乳腺癌是女性最常见肿瘤之一,全世界每年约有120万妇女患乳腺癌,50万死于乳腺癌。在西欧、北美等发达国家乳腺癌发病率占女性恶性肿瘤首位。在我国,近年来乳腺癌的发病率呈上升趋势,在一些大城市的发病率已位居女性恶性肿瘤第一、二位。由于转移性乳腺癌(MBC)已经成为全身性疾?
Breast cancer is one of the most common cancers in women. Around 1.2 million women worldwide develop breast cancer and 500,000 die of breast cancer each year. In Western Europe, North America and other developed countries accounted for the highest incidence of breast cancer in women with malignant tumors. In China, the incidence of breast cancer has been on the rise in recent years, and the incidence in some big cities has been ranked first and second in female malignant tumors. As metastatic breast cancer (MBC) has become a systemic disease?