Tag Archives: Einthoven triangle

The electrocardiographic diagnosis of myocardial ischemia and infarction: 1917-1942

Philip R. Liebson Chicago, Illinois, United States   Although myocardial infarction and angina pectoris had been recognized as serious heart conditions associated with sudden death since the 19th century (based primarily on patient symptoms of chest pain and pathologic correlations of involvement primarily of the left ventricle), James B. Herrickā€™s classic 1912 paper on the […]