the infiltration into the heart by these cells and deposits in all five patients resulted in severe narrowing of the extramural coronary arteries , considerable thickening of the cardiac valves ( the left-sided more than the right-sided valves ) , generalized thickening of mural endocardium and `` '' stiffening '' '' of the myocardial walls .
C0018787
heart
C0018826
cardiac valves