一氧化碳中毒是急诊内科常见的危重症。一氧化碳经呼吸道吸入肺，通过肺泡弥散进入血液循环，迅速与血红蛋白分子中的原卟啉的亚铁相结合形成碳氧血红蛋白，使血液失去带氧能力，还阻碍氧和血红蛋白的正常解离，导致组织和细胞缺氧，引起周身多系统功能损害，尤其是中枢神... Carbon monoxide poisoning is a common critical illness in emergency medicine. Carbon monoxide inhalation through the respiratory tract lungs, through the alveolar dispersion into the blood circulation, rapid and hemoglobin protoporphyrin ferrous combined to form carboxyhemoglobin, the blood loss of oxygen carrying capacity, but also hinder the normal dissociation of oxygen and hemoglobin, resulting in Histology and cell hypoxia, causing systemic multiple system damage, especially the central ...