Integrity of posterior retinaculum after displaced femoral neck fractures.


INTRODUCTION It is widely thought that the posterior retinaculum is intact only in relatively undisplaced intracapsular fractures, and interruption of the arterial flow through the retinacular arteries to the femoral head is the main cause of avascular necrosis after fracture of the neck. PATIENTS In order to test the hypothesis that the posterior… (More)
DOI: 10.1016/j.injury.2008.07.024