echocardiography was conducted in 169 patients with ischemic heart disease ( atherosclerotic and postinfarction cardiosclerosis , angina pectoris , unstable angina pectoris , myocardial infarction ) to determine the diagnostic importance of changes in the contractile function of the interventricular septum ( ivs ) .
C0002962
angina pectoris
C0002965
unstable