Treatment of the displaced femoral neck fractures: indications and limits of osteosynthesis.

Purpose: Opinions about the optimal treatment of displaced femoral neck fractures in the elderly are still divided. The two main options are internal fixation and arthroplasty. The aim of our study was to determine the most adequate surgical procedure for displaced, Garden type III-IV femoral neck fractures: which patients should undergo an osteosynthesis or primary arthroplasty, with the least prospect of complications?

Methods: We analyzed 489 femoral neck fractures treated by percutaneous osteosynthesis.