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新生儿高碳酸血症和低碳酸血症 被引量:5

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摘要 动脉血中的二氧化碳分压(PaCO2)代表体内二氧化碳产生和消除的平衡。健康新生儿PaCO2波动在4.7~6.0kPa(35--45mmHg)之间。既往研究认为PaCO2不适当升高引起的高碳酸血症(hypercapnia)对人体内环境及机体功能具有不良影响。近年来,动物及临床试验发现,新生儿低碳酸血症(hypocapnia/hypocarbia)会增加脑损伤的几率,而对患有呼吸道疾病及大脑损伤的患儿,允许性高碳酸血症(permissive hypercapnia)被证实有一定的保护作用。
作者 刘雯 周伟
出处 《中华围产医学杂志》 CAS 2007年第6期432-434,共3页 Chinese Journal of Perinatal Medicine
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共引文献76

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