Grade 3 Neonatal Sinus Tachycardia, AE

**Semantic type:** Finding

**Definition:** An adverse event in a newborn characterized by persistent sinus tachycardia; resulting in non-life threatening hemodynamic compromise; requiring major care changes (e.g. new medication or intervention).

**Synonyms:** - Grade 3 Neonatal Sinus Tachycardia - Grade 3 Neonatal Sinus Tachycardia, Adverse Event