Which gas has been used successfully in the treatment of pulmonary hypertension of the newborn?

Question

Quizplus · Accepted Answer

At very low concentrations (2 to 80 parts per million)combined with oxygen,nitric oxide has been used to successfully treat persistent pulmonary hypertension of the newborn.Nitrous oxide is used as a central nervous system depressant (anesthetic).Helium-oxygen mixtures decrease the work of breathing by decreasing turbulent airflow.

Which Gas Has Been Used Successfully in the Treatment of Pulmonary