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新生儿持续性肺动脉高压(persistent pu1monary hypertension of the newborn,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,导
Persistent pulmonary hypertension of the newborn (PPHN) refers to the persistent increase of pulmonary vascular resistance after birth, and the pulmonary arterial pressure exceeds the systemic arterial pressure to cause the transition from fetal cycle to normal “adult” cycle. ,guide