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Torsades de Pointes: Definition, Characteristics, and Management

…setting of both modifiable and nonmodifiable risk factors. Modifiable risk factors include electrolyte abnormalities such as hypokalemia, the co administration of multiple QT prolonging medications…

Cardiac arrest due to electrolyte imbalance

…Pamidronate 30 90 mg IV. Causal treatment of the underlying cause. Hypocalcemi Hypocalcemia may arise from various causes, including acute pancreatitis, alkalosis due to hyperventilation…

🟠 Fenoldopam

…Flushing. Tachycardia. Nausea. Hypokalemia. Increased intra ocular pressure in patients with glaucoma. Caution Used cautiously in patients with glaucoma or increased intracranial pressure. Fenoldopam doses…

🟠 QT Drugs: Drugs causing QT prolongation, torsade de pointes (TdP) and long QT syndrome (LQTS)

…Ward syndrome Idiopathic congenital long QT syndrome (LQTS) Metabolic disorders Hypokalemia Hypomagnesemia Hypocalcemia Starvation Anorexia nervosa Liquid protein diets Hypothyroidism Bradyarrhythmia Sinus bradycardia Sinus node…

ECG changes caused by antiarrhythmic drugs, beta blockers & calcium channel blockers

…torsade de pointes etc). Hypokalemia is likely to predispose to the pro arrhythmic effects of disopyramide. Structural heart disease also increases the risk of developing…

Digoxin: Dosing, Therapeutic Range and Toxicity Management

…sensitivity to digitalis related arrhythmias. The clinician must evaluate for the presence of worsening renal function, advanced age, hypokalemia, chronic lung disease, hypothyroidism, and amyloidosis…

QT duration & corrected QT (QTc) duration: ECG features & implications

…below. Short (QT) QTc syndrome Short QT syndrome (QTc <0,390 seconds) is uncommon and can be seen in hypocalcemia and during digoxin treatment. It…

Sotalol: Initiation, QT Monitoring and Renal Dosing

…clearance must be assessed prior to initiation and monitored continuously during therapy. Hypokalemia is a significant risk factor for drug induced torsades de pointes; therefore…

Digoxin - ECG changes, arrhythmias, conduction defects & treatment

…whenever they seek medical attention. Arrhythmias may occur already at therapeutic plasma levels of digoxin in the setting of hypokalemia. Arrhythmias caused by digoxin Digoxin…

Indications for pacemaker

…General hypoxia. Autonomic nervous system Neurocardiogenic syncope. Carotid Sinus Hypersensitivity. Electrolyte disturbances Hypokalemia. Hyperkalemia. Hypercalcemia. Benign causes Well trained athletes display bradycardia at rest. Bradycardia…

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