What Causes Myocarditis?
- Viral infections, including Coxsackie virus, measles, rubella, influenza, and polio-, adeno-, and echoviruses, are the most common cause of myocarditis in the United States.
- Bacterial infection is a rare cause.
- Parasitic infections such as trichinosis and toxoplasmosis (both rare in the United States)
- Chagas’ disease, due to the parasite Trypanosoma cruzi (a common cause of heart disease in Central and South America).
- Rheumatic fever
- Lyme disease
Symptoms of Myocarditis
- In many cases there are no symptoms.
- Shortness of breath
- Heart palpitations or rapid heartbeat
- Chest pain
- Joint pain or swelling
- Leg swelling
Johns Hopkins Symptoms and Remedies: The Complete Home Medical Reference
Simeon Margolis, M.D., Ph.D., Medical Editor
Prepared by the Editors of The Johns Hopkins Medical Letter: Health After 50
Updated by Remedy Health Media