Myocardial ischemia and infarction ECG Definition and Pathophysiology Acute coronary syndromes (ACS) encompass a spectrum of clinical conditions characterized by a recent change in symptoms…

…Pathophysiology ST segment elevation myocardial infarction (STEMI) is an acute coronary syndrome characterized clinically by acute myocardial ischaemic symptoms or equivalent presentations together with persistent…

…acute myocardial infarction (AMI). Note that unstable angina pectoris and acute myocardial infarction are categorized under acute coronary syndromes (ACS). Aortic dissection Pneumothorax Pulmonary embolism…

…discomfort. It is commonly described as heavy, squeezing, or crushing, although stabbing or burning sensations may occur. Pain usually involves the central chest or epigastrium…

…described as a diffuse pain over the anterior chest wall. The pain may be experienced as a pressure, cramp or crushing sensation. The pain ma