• 1 - A condition where surgery has been performed (Surgical code)
  • 3 - Gastrointestinal
    • 4 - Duodenum
      • 56 - Trauma (or traumatic rupture or fistula)
        • 1 - Traumatic duodenal rupture
        • 2 - Instrumental damage to duodenum
        • 3 - Trauma related duodeno-vascular fistula
        • 4 - Trauma related duodenal fistula
• 2 - A condition where no surgery has been performed (non-surgical code)