• 1 - A condition where surgery has been performed (Surgical code)
• 2 - A condition where no surgery has been performed (non-surgical code)
  • 13 - Trauma
    • 4 - Neurological (including eyes)
      • 4 - Peripheral nervous system
        • 1 - Brachial plexus injury
        • 2 - Lumbar plexus injury