…high grade. Causes of tachyarrhythmia with narrow QRS complexes (QRS duration < 0.12 s): sinus tachycardia, inappropriate sinus tachycardia, sinus node re entry, atrial…

…have a rate reducing effect in selected circumstances. Ivabradine undergoes extensive first pass hepatic metabolism through CYP3A4. Dose adjustment is required in severe hepatic or…

…prompt treatment. Inappropriate sinus tachycardia: When all the abovementioned causes have been ruled out and the sinus tachycardia persists without any known cause, it may…

…SSS) . Causes of tachycardia (tachyarrhythmia) with narrow QRS complexes (QRS duration <0,12 s): sinus tachycardia, inappropriate sinus tachycardia, sinoatrial re entry tachycardia, atrial fibrillation…

…hypertension, diabetes mellitus and other adverse influences disturb these functions. The resulting endothelial dysfunction promotes inappropriate vasoconstriction, adhesion of circulating cells, inflammatory cell entry into…

…or systemic, and treatment is inappropriate or incomplete if the mechanism is not established. Myocarditis and takotsubo syndrome can produce myocardial injury and troponin elevation…

…pauses. In an ICD patient, EMI may be interpreted as ventricular tachyarrhythmia and trigger inappropriate antitachycardia treatment unless detection and therapy are disabled. Conversely, asynchronous…

…has not been shown to reduce stroke risk, and detection may lead to inappropriate anxiety and invasive procedures. Symptomatic disease Symptoms of carotid disease include…

… Inadequate dosing; An inappropriate diuretic for kidney function; Excess dietary sodium and volume overload; Concomitant drugs or conditions that increase blood pressure; or An undiagnosed…

…by the lead in the other chamber, resulting in inappropriate inhibition of the pacemaker in the latter chamber. This type of oversensing is referred to…

…not sense depolarization outside these boundaries, which may lead to undersensing of true intrinsic activity and thus inappropriate pacemaker activity. As discussed in the previous…

…SSS) . Causes of tachycardia (tachyarrhythmia) with narrow QRS complexes (QRS duration <0,12 s): sinus tachycardia, inappropriate sinus tachycardia, sinoatrial re entry tachycardia, atrial fibrillation…

…in T2DM. Cardiovascular benefit depends substantially on comprehensive risk factor management and, in appropriate patients, selection of glucose lowering therapies with demonstrated cardiovascular effects. Diabetes…

…coronary, pulmonary, and aortic angiography can achieve less than 5 mSv in appropriate settings. Clinical Presentation and Indications CCTA is relevant to several clinical presentations…

Arrhythmias and arrhythmology Emergency medicine Pharmacology & dosing Definition and Pathophysiology Bradycardia encompasses a spectrum of rhythm disturbances characterized by an inappropriately slow heart rate. Within…

…PA), also termed primary hyperaldosteronism or Conn syndrome, comprises disorders in which aldosterone secretion is inappropriately increased, relatively autonomous from angiotensin II and plasma potassium…

…several studies have shown that the majority of patients inappropriately referred to the catheterization laboratory with suspicion of STEMI (STE ACS) have left bundle branch…