Sammanfattning
Gas embolism is the entry of air or medical gases into the blood circulation following invasive procedures, surgery, trauma or diving. The mortality of symptomatic gas embolism is high. Time is of the essence when initiating treatment,
and gas embolism is often easily prevented. In this article, aetiology, frequency, pathophysiology, symptoms, diagnosis, treatment, outcome and prevention of both venous and arterial iatrogenic gas embolism are reviewed.