Mayo Clinic Care Network Content
Definitions

Myocarditis


Overview

Myocarditis is usually caused by a viral infection. A severe case can weaken the heart leading to heart failure, abnormal heartbeat, and sudden death.

Symptoms

Symptoms include chest pain, abnormal heartbeat, and shortness of breath.

Treatments

Treatment may include medication to regulate the heartbeat and improve cardiac output. Severe cases may need a device to help the heart function.