All of the following is true about dashboard injury except:
Posterior Dislocation and Fracture-Dislocation-Dashboard injury Dashboard Injury is associated with Post. dislocation > PCL avulsion Present with a shoened, internally rotated, adducted limb in slight flexion. It is associated with a fracture of the femoral head or acetabulum. The sciatic nerve lies behind the posterior wall of the acetabulum- may be damaged in a posterior dislocation of the hip resulting in foot drop and other symptom. The force is transmitted up the femoral shaft NOT the greater trochanter.
It is associated with posterior dislocation of the hip
Sciatic nerve may be involved leading to foot drop
Avascular necrosis of the hip could be a late complication
The point of impact is on the greater trochanter
Pelvis and Hip Injury