Question

A 40-year-old man is rescued after being found unconscious in a closed garage with a running car. He complains of headache and nausea; pulse oximetry is 99% on room air. Carbon monoxide poisoning is suspected. What is the immediate treatment?

Accepted Answer

Start high-flow 100% oxygen via non-rebreather mask

Answer

Reassure him because oxygen saturation is normal

Answer

Give bronchodilators only

Answer

Administer prophylactic antibiotics

Answer

Start oral steroids

Practice question

A 40-year-old man is rescued after being found unconscious in a closed garage with a running car. He complains of headache and nausea; pulse oximetry is 99% on room air. Carbon monoxide poisoning is suspected. What is the immediate treatment?