Subtrochanteric Femur Fracture in Osteopetrosis With Multiple Previous Fractures: A Case Report on Surgical Challenges and Outcome.

Subtrochanteric femoral fractures in autosomal dominant osteopetrosis are difficult to manage due to absent medullary canal, sclerotic bone, poor fracture healing and remodeling. Surgical fixation demands meticulous preoperative planning and intraoperative strategies. Despite technical difficulties, risk of intraoperative complications and potential non-union, patients may still achieve functional independence.