Overview Exome Sequencing for Atypical Femoral Fractures Status: Completed Trial end date: 2018-03-29 Target enrollment: Participant gender: Summary The purpose of this study is to determine whether women who have atypical subtrochanteric and diaphyseal femoral fractures after treatment with bisphosphonates for osteoporosis, have a genetic predisposition to these unusual fractures. Details Lead Sponsor: Washington University School of MedicineTreatments: DiphosphonatesEtidronic AcidIbandronic AcidZoledronic Acid