…owing to changes in intra and extracellular electrolyte concentrations. Some electrolyte imbalances are clinically negligible (from an electrophysiological standpoint), whereas others may be life threatening…

…differ between patients. Myocardial ischaemia may result predominantly from obstructive epicardial coronary disease, coronary vasospasm, microvascular dysfunction, or combinations of these mechanisms. Drug selection can…

…2%–24% of patients with CAD. The pathophysiology of refractory angina is heterogeneous. In obstructive CAD, symptoms may result from extensive or diffuse epicardial disease…

…from various causes, including acute pancreatitis, alkalosis due to hyperventilation, rhabdomyolysis (particularly the initial phase), sepsis, malignancies with osteoblastic metastases, diminished calcium absorption and/or…

…fibrillation with onset during hyperthyroidism (thyrotoxicosis), alcohol overdose, thoracic surgery, acute myocardial infarction, pericarditis/myocarditis or pulmonary embolism is often a reversible arrhythmia with low…