Also known as: Blood around the heart
Billy, the limo driver, sustained hemopericardium from the motor vehicle crash. He dies in the ER despite resuscitative efforts, establishing the severity of the multi-car accident.
Also known as: Skull fracture with CSF leak
Vincent sustained a depressed skull fracture in the limo crash requiring surgical elevation of skull fragments. Shepherd and the Chief work to save him despite Hahn's concern that he is 'circling the drain.'
Also known as: Torn aorta
Vincent has an aortic tear along with massive intra-abdominal bleeding. Hahn and the Chief perform emergency surgery, with Yang assisting on vascular repair.
Also known as: Tear in kidney artery
Vincent has a tear in his renal artery requiring single layer continuous closure during his emergency surgery. Yang attempts the repair but struggles with technique.
Also known as: Fractured windpipe
Michael's trachea was crushed when pinned under the car. Major Hunt performs an emergency tracheostomy in the field with a pen. Sloan must surgically repair the trachea, but the vocal cords are irreparably damaged, resulting in permanent inability to speak.
Also known as: Liver injury
Michael has a laceration on his liver from the crash that may heal on its own or require surgery if it worsens.
Also known as: Kidney bruising
Michael has bruising around his kidney from being pinned under the car, which is being monitored alongside his liver injury.
Also known as: Neck injury
Phil sustained a high-level spinal injury (C6 to T1) causing paralysis. Shepherd performs decompression surgery and repairs the vertebrae, but Phil remains paralyzed. Major Hunt suggests therapeutic hypothermia as a possible treatment.
Also known as: Brain bleed
Betty sustained a subdural hematoma from the car accident causing her memory to reset every 30 seconds. The Chief schedules surgery to relieve the pressure, which may resolve the memory loss.