You are incorrect - the best diagnosis based on the history in our patient is a left-to-right shunt.


Your choice: Dilated cardiomyopathy secondary to myocarditis
Patients with a dilated cardiomyopathy secondary to myocarditis typically present with signs and symptoms of congestive heart failure, including fatigue, shortness of breath and substantial exercise intolerance. There may be a history of a significant febrile illness in the recent past.