Clinical features

• symptoms of carbon monoxide poisoning ^c 
  • headache
  • dizziness
  • GI dysfunction
  • difficulty in thinking
  • loss of consciousness
  • neurological symptoms (visual disturbances, focal neurological signs, seizures)
    
    
• exposure to carbon monoxide ^d
  • vehicle exhaust fumes in a contained environment
  • a combustion stove with a non-functioning exhaust system
  • fire exposure in a contained environment

Look for

• visual disturbances
• focal neurological signs