…an adjacent reference segment presumed to be relatively normal. This assumption may be incorrect when atherosclerosis is diffuse, leading to underestimation of the overall disease…

…arterial connection and the relationship of the great arteries (segmental analysis). Ventricular function is evaluated using ejection fraction, fractional shortening, stroke volume, and myocardial thickness…

…ST segment elevations in at least two anatomically contiguous leads: • Men age ≥40 years: ≥2 mm in V2 V3 and ≥1 mm in all other…

…inflammation and other systemic influences. The severity of myocardial injury is determined not only by the epicardial obstruction but also by the vulnerability of the…

…<1 mm and it resolves rapidly once the exercise is stopped. Some experts believe that these ST segment depressions represent a benign form of subendocardial…

…mass and 5 apical segments, constituting 30% of myocardial mass. The 17 segment model provides the best agreement with anatomic data, as compared with other…

…is generally accompanied by relief of ischaemic symptoms, at least 50% resolution of ST segment elevation, and haemodynamic stability. Selection of the reperfusion strategy Primary…

…probability of unstable angina (UA), and patients whose initial findings are less definitive. The defining electrocardiographic feature is the absence of persistent ST segment elevation…

…The transition from the ST segment to the T wave is smooth, as is the transition between phases 2 and 3 of the action potential …

…interval and PR segment The P wave ECG interpretation usually starts with assessment of the P wave. The P wave is a small, positive and…