title: [2 problems of ischemic cardiopathy: myocardial insufficiency and symptoms of preinfarction].
mesh_terms: D003327:Coronary Disease / Q000503:physiopathology*; D004452:Echocardiography; D004562:Electrocardiography; D006439:Hemodynamics; D006801:Humans; D009203:Myocardial Infarction / Q000503:physiopathology*; D010701:Phonocardiography; D012770:Shock, Cardiogenic / Q000503:physiopathology*
vernacular_title: Dos problemas de la cardiopatía isquémica: la insuficiencia miocardica y los cuadros de preinfarto