myocarditis

Patients with cardiac involvement may present with pericarditis, 'myocarditis' , or cardiac conduction blocks.

They may also cause 'myocarditis' , an infection of the heart muscle.

Coronary arteritis and 'myocarditis' are the principal causes of morbidity and mortality.

It can also be caused by ischemia, 'myocarditis' , or fibrosis.

Finally, complications such as 'myocarditis' , pancreatitis, pericarditis, and polyarthritis can occur.