乳腺癌是一种雌激素依赖性的肿瘤,对于雌、孕激素受体均为阳性的患者,可以进行内分泌辅助治疗,疗效确切。但因其原理是通过抑制雌激素的水平,达到抑制肿瘤细胞生长的目的,随之而来会出现骨钙质减少和骨质疏松。骨折风险增加。绝经后患乳腺癌的妇女更是骨质疏松的高危人群~[1]。近年来,云克在骨质疏松的治疗中得到广泛应用,取得一定疗效。本文就我科收治的50例绝经后乳腺癌骨质疏松患者进 Breast cancer is an estrogen-dependent tumor. For patients with positive estrogen and progesterone receptors, endocrine adjuvant therapy is effective. But because of its principle is through the inhibition of estrogen levels, to achieve the purpose of inhibiting the growth of tumor cells, followed by osteocalcin and osteoporosis will occur. Fracture risk increases. Postmenopausal women with breast cancer are at high risk of osteoporosis ~ [1]. In recent years, Yunke in the treatment of osteoporosis has been widely used, and achieved a certain effect. This article admitted to our department 50 cases of postmenopausal breast cancer patients with osteoporosis