骨质疏松症是老年人的常见病。流行病学调查发现,60岁以上的老年人骨质疏松发病率高达56%。骨质疏松后骨脆性增加,轻微外伤、跌倒甚至无外伤在用力情况下,也易发生骨折。骨折最常见的部位是椎体、髋部和腕部,但几乎全身各处骨骼都可发生。骨质疏松引起的髋部骨折死亡率高达20%,反复发生胸、腰椎骨折,使老年人身高缩短,出现腰背疼痛,乃至驼背或侧弯。因此,老年人骨质疏松已成为影响其健康的主要疾 Osteoporosis is a common disease in the elderly. Epidemiological survey found that the incidence of osteoporosis in the elderly over the age of 60 as high as 56%. Osteoporosis increased bone fragility, minor trauma, falls or even no injuries in the case of force, but also prone to fracture. The most common sites of fractures are vertebral bodies, hips and wrists, but bones can occur almost everywhere in the body. Osteoporosis caused by hip fracture mortality as high as 20%, recurrent thoracic and lumbar fractures, the elderly shorten the height, low back pain, and even humpback or scoliosis. Therefore, osteoporosis in the elderly has become the main disease affecting its health