Differential diagnosis is challenging in poor conditioned neonates referred to the emergency room. Infectious disease is common, yet tachycardia should alert the clinician to look for cardiac arrhythmia and comprise. Tachycardia can lead to cardiomyopathy and should warrant further diagnostics for myocarditis, especially in rare or unusual combination of arrhythmias.
Keywords: echovirus 6; enterovirus; junctional ectopic tachycardia; myocarditis; newborn.
© 2020 The Authors. Clinical Case Reports published by John Wiley & Sons Ltd.