Carbon Monoxide Poisoning

Carbon monoxide intoxication continues to be one of the most common causes of morbidity due to poisoning in the United States.1,2 It may be intentional or accidental, and exposure may be lethal. Approximately 600 accidental deaths due to carbon monoxide poisoning are reported annually in the United States,3 and the number of intentional carbon monoxide–related deaths is 5 to 10 times higher.1 The rate of accidental death caused by carbon monoxide from motor vehicles is higher in the northern United States and peaks during the winter months.4 The intentional deaths occur year-round without significant peaks.1 The severe winter of . . .