LATE DISPLACEMENT OF A FRACTURE-DISLOCATION AT THE LUMBOSACRAL JUNCTION - A CASE-STUDY

Study Design. This is a retrospective single-patient case report with a literature review. Objective. To report on an uncommon injury: traum atic fracture-dislocation of the lumbosacral junction with delayed dis placement. Summary of Background Data. Only 31 cases of traumatic frac ture-dislocation of the lumbosacral juntion were found in the English literature. Only three previous reports refer to this injury occurring with a posterior displacement. This is the first report of this type of injury displacing in a delayed manner. Methods. Chart review. Resul ts. Open reduction, Arbeitsgemeinschaft fur Osteosynthesefargen instru mentation, and interbody fusion resulted ina satisfactory clinical res ult with no neurologic impairment. Conclusions. The present study repo rts a very rare injury consisting of traumatic dislocation of the lumb osacral joint, presenting with displacement 2 months after injury. The patient was treated successfully with surgery even though the injury displaced in a delayed fashion.