Femoral fractures resulting from birth injuries are rare. The authors undertook a study to
assess their incidence and outcome. Seven patients from a total of 55,296 live births
suffered 8 femoral fractures (incidence 0.13 per 1,000 live births). Twin pregnancies, breech
presentations, prematurity, and disuse osteoporosis were associated with the occurrence of
a fracture. The typical injury pattern was a spiral fracture of the proximal half of the femur,
which was held in an extended position. A variety of treatment modalities were used …