In persistent pulmonary hypertension of the newborn (PPHN), illness severity scores have high accuracy and can predict mortality.

Objectives: To determine the effect of vasopressin therapy on the efficacy of oxygenation and arterial pressure in infants with severe persistent pulmonary hypertension of the newborn. Conclusions ...

Results from 40 infants with persistent pulmonary hypertension of the newborn (PPHN), an often fatal complication, were compared with those of 61 randomly selected, healthy, full-term infants.