…long QT syndrome , sarcoidosis , Prinzmetal's angina (coronary vasospasm), electrolyte disorders , congenital heart disease and catecholamine induced ventricular tachycardia . The vast majority of patients with…

…conduction. 2. Calcium Hypercalcemia Causes of hypercalcaemia Primary hyperparathyroidism and malignancies cause 90% of all cases of hypercalcemia. Less common causes are immobilization, sarcoidosis, thyrotoxicosis…

…Myocardial ischemia and infarction Definition and pathophysiology Myocardial infarction (MI) is a clinical diagnosis that integrates myocardial injury, evidence of acute myocardial ischaemia, electrocardiographic findings…

…infections (viral, bacterial, protozoal, fungal, parasitic), autoimmune processes (giant cell myocarditis, sarcoidosis, rheumatic heart disease, connective tissue disease, eosinophilic myocarditis), toxins (alcohol, cocaine, cancer therapies…

…sarcoidosis, thyrotoxicosis, familial hypocalciuric hypercalcemia, Addison's disease, renal insufficiency, therapeutic interventions with tamoxifen or lithium, thiazide administration, and over supplementation of calcium and vitamin…