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학습 자료 둘러보기 →The priority is clinical presentation over lab values. Seizures and hypotension indicate severe cerebral and cardiac hypoxia, requiring immediate airway support and escalation for hyperbaric oxygen therapy.
A carboxyhemoglobin (COHb) level of 40% confirms significant exposure, but the presence of neurological and cardiovascular collapse defines the emergency. Do not rely on pulse oximetry; it will display falsely normal values.
Cherry-red skin is a rare, late, and unreliable sign. A normal SpO2 is misleading. Treat the patient's symptoms, not the monitor, and prepare for rapid clinical deterioration.
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