ABP Neonatal-Perinatal Medicine Practice Questions - ABP Neonatal-Perinatal Medicine Subspecialty Certification Examination Exam

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A term infant has severe hypoxemia with a pre-ductal SpO2 of 95% and post-ductal of 75%, and echocardiogram shows right-to-left shunting at the PDA with suprasystemic pulmonary pressures. First-line pulmonary vasodilator therapy is:

Inhaled nitric oxide (iNO) 20 ppm Oral sildenafil 1 mg/kg q6h Intravenous milrinone Nebulized epoprostenol

Correct Answer:

Inhaled nitric oxide (iNO) 20 ppm

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