CASE 3 History: A 24-year-old man was found unconscious after diving from a boat. 1. What should be included in the differential diagnosis? (Choose all that apply.) a. Left vertebral artery pseudoaneurysm b. Left vertebral artery occlusion c. Left vertebral artery dissection d. Left vertebral artery aneurysm e. Left carotid artery occlusion 2. What is the most common mechanism associated with traumatic vertebral artery occlusion? b. Unilateral facet dislocation 3. Fracture of which of the following vertebral structures would most likely explain injury to the vertebral artery? d. Lamina 4. Which of the following statements regarding traumatic vascular injuries to the neck is true? a. In penetrating neck trauma, vertebral artery injury is more common than carotid injury. b. Vertebral artery injury is more common than carotid injury in cervical blunt trauma.
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