Carbon Monoxide Poisoning

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Clinical Presentation COHb 20% Headache Dizziness Weakness/myalgia Nausea/vomiting Shortness of breath Visual changes Chest pain COHb >40% Confusion Syncope Pulmonary edema Coma Seizures COHb >60% Cardiac ischemia Death Classic Triad “cherry red lips, cyanosis & retinal hemorrhages”
Delayed Neuropsychiatric Syndrome Delayed onset of neurologic symptoms after apparent recovery from acute CO intoxication Occurs 3-240 days (mean 20) in up to 50% of patients The development of DNS correlates poorly with COHb levels Symptoms: cognitive and personality changes, parkinsonism, dementia, psychosis, movement disorders Imaging will often show abnormalities within the globus pallidus and the deep white matter Recovery occurs in 50-75% of affected persons within one year
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Page 9 and 10: Management 100% O2 Half-life of C
Page 11 and 12: Take Home CO poisoning results in

Carbon Monoxide Poisoning

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