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新生儿持续肺动脉高压 (ｐｅｒｓｉｓｔｅｎｔｐｕｌｍｏｎａｒｙｈｙｐｅｒｔｅｎｓｉｏｎｏｆｔｈｅｎｅｗｂｏｒｎ ,ＰＰＨＮ)是指生后肺血管阻力持续性增高 ,肺动脉压超过体循环动脉压 ,使由胎儿型循环过渡至正常“成人”型循环发生障碍 ,而引起的心房及 (或 )动脉导管水平
Persistent pulmonary hypertension in newborns (persistentpulmonaryhypertensionofthenewborn, PPHN) refers to the postprandial persistent pulmonary vascular resistance increased pulmonary arterial pressure than systemic arterial pressure, the transition from fetal cycle to normal “adult” type of circulation disorder, and caused by atrial and ( Or) arterial catheter level