骨质疏松系多种原因引起的一组骨病。骨组织有正常的钙化,钙盐与基质呈正常比例,是以单位体积内骨组织量减少为特点的代谢性骨病变。在多数骨质疏松中,骨组织减少主要由骨质吸收增多所致。发病多缓慢,个别较快,以骨骼疼痛、易于骨 Osteoporosis is caused by a variety of causes of a group of bone disease. Bone tissue with normal calcification, calcium and matrix was normal ratio, is characterized by the reduction of bone tissue volume per unit volume of metabolic bone lesions. In most osteoporosis, the decrease of bone tissue is mainly caused by increased bone resorption. Slow onset, individual faster, with bone pain, easy to bone