Fibrinous pericarditis

The epicardium is covered with grayish-white ribbon like deposits and at some places – residues of adhesions to parietal pericardium.  The heart is significantly enlarged – ”buffalo” heart (cor bovinum), because of acquired heart defect and chronic total venous congestion. In this case fibrinous pericarditis is a component of rheumatoid pancarditis . More information: Fibrinous pericarditis