• 1 - A condition where surgery has been performed (Surgical code)
• 2 - A condition where no surgery has been performed (non-surgical code)
  • 3 - Gastrointestinal
    • 2 - Oesophagus
      • 56 - Trauma (or traumatic fistula)
        • 1 - Traumatic rupture of oesophagus
        • 2 - Instrumental damage to oesophagus
        • 3 - Traumatic tracheo-oesophageal fistula
        • 4 - Traumatic oesophago-vascular fistula
        • 5 - Traumatic oesophago-enteric or oesophago-cutaneous fistula