Sacral Insufficiency Fracture after Lumbosacral Fusion

Analysis of Fracture Patterns and Characteristics in Sacral Insufficiency Fracture: Do Sacral Fractures Occur in Patients Who Had Previous Lumbosacral Fusion Insufficiency Fractures or Stress Fractures? Jun-Yeong Seo, Kee-Yong Ha, Young-Hoon Kim, Hyung-Youl Park, Dong-Gune Chang, Yong-Hwan Choi, Young-Ho Rho, Sang-Il Kim Department of Orthopaedic Surgery, Jeju National University Hospital, Jeju National University School of Medicine, Jeju, Korea St. Mary’s Goodheal Orthopaedics, Seoul, Korea Department of Orthopaedic Surgery, Kyung Hee University Hospital at Gangdong, Seoul, Korea Department of Orthopedic Surgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea Department of Orthopaedic Surgery, Eunpyeong St. Mary’s Hospital, Seoul, Korea Department of Orthopaedic Surgery, Inje University Sanggye Paik Hospital, Inje University College of Medicine, Seoul, Korea