All are causes of myocarditis except
Trichiasis
Mycobacterium tuberculosis
Corynebacterium diptheriae
SLE
Refer robbins 9/e 571 Mycobacterium tuberculosis causes involvement of pericardium (caseous pericarditis). It is common cause of chronic constrictive pericarditis Primary pericarditis is unusual and is often viral in origin
Cardiovascular system