…channel blocker or digitalis, while awaiting the antidote and specific treatment. Bradyasystole during and after cardiac arrest with persisting electrical activity. Overdrive pacing in bradycardia…

…a specific high affinity site on the extracytoplasmic face of the alpha subunit of the Na+ K+ ATPase. This binding is entropically driven and preferentially…

…or pulseless electrical activity (PEA), presenting as cardiovascular collapse and cardiac arrest. Evaluation and Physical Examination The source material does not provide specific details regarding…

…obesity, smoking and other conventional risk factors, together with diabetes specific vascular and metabolic abnormalities. Diabetes is associated with inflammation, thrombosis and accelerated atherosclerosis. In…

…variations in heart rate are due to variations in the activity of the autonomic nervous system and changes in the automaticity of the sinoatrial node…

…with signal intensity comparable to background activity, typically representing infarcted tissue or non viable myocardium. Perfusion patterns and reversibility Perfusion patterns are systematically analyzed by…

…making arrhythmology a field of intense research activity. This is partly due to the rise of cardiac imaging and invasive electrophysiological methods which allow for…

…plaque. Upon such damage, the plaque exposes highly thrombogenic materials which activate circulating platelets and coagulation factors, which results in thrombus formation (Figure 1). Disruption…

…intestinal transit. Coffee ground vomiting is less specific than fresh haematemesis and can also be seen when the bleeding is slow or has stopped. The…

…Other common causes are cardiomyopathy (hypertrophic or dilated), arrhythmogenic right ventricular cardiomyopathy, Brugada syndrome, early repolarization. Electrolyte disorders, acidosis, hypoxemia and ischemia all aggravate the…