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Persistent pulmonary hypertension of the newborn associated with pulmonary atresia and intact interventricular septum
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    A 'Persistent' Problem with Pulmonary Atresia and Intact Ventricular Septum

    Dear Editor

    We read with interest the case report by Codispoti et al, depicting an association of pulmonary atresia and intact inter-ventricular septum (PAIS) with persistent pulmonary hypertension of the newborn. In our study of 24 autopsied cases of PAIS, we found four cases (16.7%) with persistence of fetal circulation. All were a few days old with varying degrees of ventricular hypoplasia and tricuspid steno...

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    Conflict of Interest:
    None declared.