Subclinical Left Ventricular Systolic Dysfunction due to Coronary Arterial Thrombosis in a Neonate with Hypoxic Ischemic Encephalopathy Undergoing Therapeutic Hypothermia

•Routine clinical parameters are not reliable surrogates of “low cardiac output” in HIE.•TnECHO screening may identify subclinical myocardial dysfunction in neonates.•TH may positively modulate myocardial oxygen consumption in myocardial ischemia.•Rigorous echo training and collaboration with pediatric cardiology are imperative.