2nd May 2024

A 45-year-old woman with a recent upper respiratory infection presents to the emergency department with palpitations and chest discomfort.

A 45-year-old woman with a recent upper respiratory infection presents to the emergency department with palpitations and chest discomfort. Her ECG shows sinus tachycardia and non-specific ST-T wave changes. An echocardiogram reveals mild left ventricular systolic dysfunction. She is diagnosed with myocarditis. What is the most appropriate initial management?