Objective To investigate the relationship between index change of bone absorption and formation and bone turnover ratio of chronic liver disease(CLD) patients with osteoporosis(OP).Methods The subjects were divided into four groups:CLD with OP patients(group A) and CLD without OP patients(group B),non-CLD with OP patients(group C) and healthy group(group D).The signals of the bone index,such as bone osteocalin(BGP),bone specific alkeliphosphatase(bone AKP),femoral neck strength(FS),urine pyridinolin(PYD),de...