<prompt> Waddells triad of injuries is seen in:Adult pedestrian struck by motor vehiclesPediatric pedestrian struck by motor vehiclesFront seat passengers of motor vehiclesDriver of a motor vehicle  <response>: Waddells triad - It is a pattern of injury seen in pedestrian children who are struck by motor vehicles. - It comprises of fractured femoral shaft, intra-thoracicintra-abdominal injuries and contralateral head injury. - Mechanism of injury is an initial impact causing injury to the pelvis and femur instead of the knees and tibia followed by the chest and abdomen grill, fender or hood. - Then the child is thrown on the ground and sustaining injury to the opposite side of the head 