吴李菲　  蔡贤华　  黄卫兵　  夏平光

Osteogenesis imperfecta ( OI ) is a genetically and clinically heterogeneous disorder of the bone and connective tissues characterized by osteoporosis, fragile bones, hyperextensible joints, dentinogenesis imperfecta, bluish coloration of the sclerae, and adult-onset hearing loss. One case of young patient treated in our department was diagnosed with OI and osteonecrosis of the femoral head ( ONFH ) by medical history, family history and imaging data. After the treatment of percutaneous decompression procedure, his imaging data and the Harris score of both hip joints confirmed the surgery was effective.