Clinical manifestation and types Primary osteoporosis ype I postmenopausal osteoroposis-This is seen with estrogen deficiency there is high bone turnover rate. The proportion of trochanteric and femoral neck fractures increases Type ll elderly osteoroposis--This is aging in bone physiology. The compression fracture of the spine and hip fracture are more commonClinical manifestation and types Primary osteoporosis ：  TypeⅠpostmenopausal osteoroposis——This is seen with estrogen deficiency. There is high bone turnover rate. The proportion of trochanteric and femoral neck fractures increases；  TypeⅡelderly osteoroposis——This is aging in bone physiology. The compression fracture of the spine and hip fracture are more common