Grade 3 Neonatal Respiratory Distress Syndrome, AE

**Semantic type:** Finding

**Definition:** An adverse event in a newborn characterized by clinical evidence of increased respiratory distress with relevant deterioration in gas exchange (increase in partial pressure of carbon dioxide (pCO2) or decrease in oxygenation); requiring major care change (e.g. starting invasive support).

**Synonyms:** - Grade 3 Neonatal Respiratory Distress Syndrome - Grade 3 Neonatal Respiratory Distress Syndrome, Adverse Event