…cardiomyopathy (DCM) refers to idiopathic or genetic dilation of the left ventricle . Patients with DCM typically develop heart failure early in life and a family…

…cardiovascular medicine. As a primary driver of sudden cardiac death (SCD) and a major cause of morbidity in patients with structural heart disease, VT necessitates…

…al it was reported that early repolarization was associated with 3–5 times as great a risk of idiopathic ventricular fibrillation and sudden cardiac arrest…

…the left ventricle. The rapid onset results in a sudden increase in LVEDP (left ventricular end diastolic pressure) and LAP (left atrial pressure). The left…

…results in thickening of the leaflets and may coexist with mitral stenosis. Idiopathic degeneration (Barlow's disease), degeneration associated with connective tissue disorders (Marfan syndrome…

…risk of sudden cardiac arrest. Idiopathic ventricular tachycardia (IVT) Ventricular tachycardia may be classified as idiopathic if no cause can be identified. Idiopathic ventricular tachycardia…

…Important clinical associations include: Idiopathic or viral pericarditis Malignant pericardial disease Tuberculosis Purulent or bacterial pericarditis Trauma Cardiac surgery and other iatrogenic cardiovascular procedures Acute…

…decrease in the incidence of acute coronary syndromes over the past decades. Furthermore, early revascularization in acute coronary syndromes (STEMI, NSTEMI, unstable angina) has increased…

CPR Predicting sudden cardiac arrest The purpose of discovering and measuring risk factors is to obtain estimates of risk, tailor management according to the risk…

…in loss of consciousness, cessation of breathing, and absence of a palpable pulse. Ventricular contraction has ceased or unable to generate perfusion. SCD (sudden cardiac…

CPR The course from sudden cardiac arrest (SCA) to death follows a pathophysiological process that affects the effectiveness of the interventions. Numerous studies demonstrate that…

Continous medical discussion: the ECG blog ECG A deep learning ECG biomarker for sudden cardiac death: what the new Nature study shows Low risk (blue…

…ACC). The chain of survival EARLY RECOGNITION OF CARDIAC ARREST If no medical professional is nearby, bystanders must respond immediately by summoning help (calling the…

…incapable of generating effective contractions. This results in circulatory collapse, loss of consciousness, and sudden cardiac arrest. Unlike ventricular tachycardia, ventricular fibrillation seldom self terminates…

[calc_hcmrisk] Predicting Sudden Cardiac Death in Hypertrophic Cardiomyopathy (HCM) Hypertrophic Cardiomyopathy (HCM) is a genetic cardiomyopathy characterized by left ventricular hypertrophy. It is the…

Cardiology Introduction Since its initial description in 1992 as a syndrome of right bundle branch block, ST segment elevation, and sudden cardiac death (SCD), Brugada…

…There are currently several large registries monitoring resuscitation practices. Some data sources also monitor sudden cardiac arrest. The EuReCA registry includes resuscitation data from 27…

…myocardial stunning, and sudden cardiac death. It may also be associated with early death after cardiac transplantation. Myocardial bridging is not itself an atherosclerotic lesion…

…or, rarely, sudden cardiac death. SCAD differs pathogenetically from atherosclerotic type 1 MI. It is an infrequent cause of ACS overall but represents a substantial…

…may lead to myocardial infarction, ventricular tachycardia, ventricular fibrillation, or sudden cardiac death. Spasm may involve the epicardial coronary arteries, the coronary microvasculature, or both…

…and even sudden cardiac death. However, the ECG changes in early repolarization are easy to separate from those in Brugada syndrome and the risk of…

…It is uncommon for chronic pericardial effusions to cause sudden cardiac arrest since these cases tend to be recognized and managed before circulatory collapse occurs…

…cardiogenic shock, malignant ventricular arrhythmias, or sudden cardiac death. The resulting extensive ischemia causes immediate myocardial stunning (akinesia) and electrical instability. Fewer than 1% of…

…be serious [1]. Intramuscular adrenaline (epinephrine) is the first line treatment and must be given early when anaphylaxis is suspected. Do not wait for a…

…torsade de pointes. This condition is primarily attributed to specific genetic mutations: loss of function mutations in KCNQ1 (LQT1) and KCNH2 (LQT2), and gain of…

…torsade de pointes. This condition is primarily attributed to specific genetic mutations: loss of function mutations in KCNQ1 (LQT1) and KCNH2 (LQT2), and gain of…

…tachycardia/blood pressure mild Trelstar TRIPTORELIN PAMOATE TRIPTORELIN PAMOATE Mixed wp most sudden cardiac death/prolong the QT interval severe carboprost tromethamine CARBOPROST TROMETHAMINE CARBOPROST…

…ventricles take to de and repolarize. Abnormalities in the QT interval can cause serious arrhythmias and sudden cardiac death. QT prolongation can precipitate torsades de…

…with prolongation of the Q T interval and sudden death. Am Heart J 1957;54:59 68. Brugada P, Brugada J. Right bundle branch block…

…graft; in such cases, clinical manifestations may be less dramatic despite a sudden deterioration in function. The severity of tissue injury depends on the site…

…Conversely, apparently mild lesions may rupture and precipitate myocardial infarction or sudden death. Coronary anatomy must therefore be interpreted within the broader clinical and physiological…

…pathways. The source material also describes possible antiarrhythmic effects, associated with reductions in sudden cardiac death and atrial fibrillation. Dietary quality also affects energy balance…

…or patients with diabetes [4]. Associated Findings: The sudden onset of symptoms coupled with diaphoresis should always raise concern for a cardiovascular cause [4]. 2…

…pattern) with a condition which is associated with 5 times as great a risk of sudden cardiac death. For readers interested in recognizing early repolarization…

…and Pathophysiological Basis High sensitivity cardiac troponin (hs cTn) assays detect circulating troponin released from injured cardiomyocytes at substantially lower concentrations than earlier generation assays…

…and diabetes [1]. Although TdP and subsequent sudden death are rare, the arrhythmia is precipitated by an extensive list of "torsadegenic" or "QT liability" drugs…

…Patients with advanced CKD are particularly vulnerable to structural cardiac abnormalities, HF and sudden cardiac death. The relationship between glycaemia and cardiovascular disease is complex…

…occur in one patient. The typical depiction of sudden cardiac death as a gradual transition from sinus rhythm to ventricular tachycardia (VT), to ventricular fibrillation…

…lead to a suspicion of ARVC. The gradual loss of myocardium leads to ventricular dilation and right heart failure. Biventricular heart failure is less common…

…However, rapid administration of BLS in the event of sudden cardiac arrest may be sufficient to resuscitate the individual, especially if an automatic external defibrillator…

…of the myocardium; in these cases, the tumor can debut with ventricular arrhythmias that result in asystole and sudden death. In echocardiography, tumour should be…

…from sudden cardiac death. References An in depth discussion regarding J wave syndromes is provided by Charles Antzelevitch. Note that Brugada syndrome and early repolarization…

…Indeed, the majority of the victims were healthy and tragically killed by a sudden and random electrical event. An excerpt from the article follows: [...] Of…

…and a small lipid core, the pathophysiology of Acute Coronary Syndromes (ACS) is driven by the sudden destabilization of these lesions, a process known as…

…3]. Questions that rapidly change management Ask specifically about: Neurological symptoms: confusion, visual loss, focal neurological signs, seizures, severe or sudden headache. Chest pain, back…

…a fluid balance chart and hourly urine measurement. Sudden polyuria is a warning sign of impending overcorrection. Grading Hyponatraemia is defined as a plasma sodium…

…a sudden heart rate decrease (e.g due to sinus pause or post VPC pause) results in augmentation of early afterdpolarization amplitude (typically seen with…

…Increased pulmonary blood flow. Ventricular arrhythmias Severe hypertension resulting in cerebrovascular hemorrhage Cardiac ischemia Sudden cardiac death Prolonged use may be cardiotoxic. Isoproterenol Bradycardia (first…

…time dependent inward currents. This process creates early afterdepolarisations (EADs) that generate premature ventricular contractions (PVCs) and increases transmural dispersion of repolarisation, thereby facilitating reentry…

…Weakness, dizziness, light headedness, or loss of consciousness. No symptoms at the time of assessment. Ongoing chest discomfort with electrical or haemodynamic instability. Cardiac arrest…

…Pulmonary embolism and spontaneous pneumothorax may produce abrupt chest pain and respiratory distress. Aortic dissection may cause sudden severe pain, often radiating to the back…

…and an LVEF below 40%. Signs may be absent in early disease or after effective treatment. HFrEF is commonly associated with structural and functional ventricular…