Three cases of osteogenesis imperfecta diagnosed at nevvborn period

Osteogenesis imperfecta which is a heritable connective tissue disorder characterized by increased bone fragility and frequent bone fractures. The Cardinal symptom pathologic fracture which is often recognized before birth: blue sclera and deafness may be present. İn this paper, three nevvborn were reported. They had shortening and bovving of upper and lovver limbs, and two of them suffered from acute RDS. İn ali cases, radyograms shovved characteristic crumbling of femur, marked angulation of tibia and femur, fractures of the long bones and in one case, poor ossification of the bone of the skull. These cases diagnosed with osteogenesis imperfecta are dis- cussed because of their rare presentation.