• 1 - A condition where surgery has been performed (Surgical code)
• 2 - A condition where no surgery has been performed (non-surgical code)
  • 2 - Cardiovascular
    • 6 - Thoracic aorta
      • 56 - Trauma (or traumatic dissection, perforation or rupture)
        • 1 - Traumatic dissection, perforation or rupture of thoracic aorta
        • 2 - Instrumental damage to thoracic aorta