pericarditis

(p6r-I-kar-di'(de')tis). Inflammation of the pericardium, p. adhesi'va, p. obliterans. p. callo'sa, chronic p. with no characteristic symptoms other than signs of obstructed return of venous blood to the heart, p. exter'na, inflammation of the outer surface of the pericardium, practically always coexistent with inflammation of the serous surface of the pericardium and of the cellular ti ue of the med i-