Grade 3 Neonatal Pulmonary Hemorrhage, AE

**Semantic type:** Finding

**Definition:** An adverse event in a newborn characterized by hemorrhagic secretion in an endotracheal (ET) tube; with relevant increase in partial pressure of carbon dioxide (pCO2) or decrease in oxygenation; requiring major change in ventilatory support or transfusion.

**Synonyms:** - Grade 3 Neonatal Pulmonary Hemorrhage - Grade 3 Neonatal Pulmonary Hemorrhage, Adverse Event