“…Type I fractures are transphyseal, while types II, III, and IV are transcervical, cervicotrochanteric, and intertrochanteric fractures, respectively. This anatomic fracture classification is prognostic of long-term outcomes as well as the main complication of pediatric femoral neck fractures, osteonecrosis [ 1 , 2 , 8 , 16 ]. Osteonecrosis occurs in 16-47% of pediatric proximal femoral fractures [ 1 , 2 ].…”