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高频振荡通气并西地那非治疗新生儿持续肺动脉高压临床研究 被引量:9

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摘要 西地那非是5型磷酸二酯酶(PDE5)抑制剂,在动物模型和成人研究中发现,其抑制PDE降解环磷酸鸟苷(cGMP)生成磷酸鸟苷,使cGMP水平升高,引起肺动脉血管舒张,可选择性降低肺血管阻力。近年研究发现,新生儿出生后肺动脉PDE5是一氧化氮(NO)诱导血管舒张的关键调节因子,PDE5抑制剂能使肺血管舒张,即使缺乏对外源性NO有反应的内皮细胞,西地那非亦可有效降低肺动脉压力和肺血管阻力。高频震荡通气(HFOV)是一种特殊的通气方式,能以极高的频率、极小的潮气量迅速改善氧合和通气效率。
出处 《中国新生儿科杂志》 CAS 2010年第6期360-362,共3页 Chinese Journal of Neonatology
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参考文献8

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二级参考文献30

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共引文献24

同被引文献38

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