Ventricular Tachyarrhythmias: Causes & Reasons

Possible Causes for Ventricular Tachyarrhythmias

Importantly, many drugs have been reported to cause the characteristic Brugada syndrome-linked electrocardiography (ECG) abnormalities and/or (fatal) ventricular tachyarrhythmias [ncbi.nlm.nih.gov]

tachyarrhythmia that is related to QTc prolongation. [ncbi.nlm.nih.gov]

DDDR pacing following implantation of an atrial lead prevented further ventricular tachyarrhythmias. [ncbi.nlm.nih.gov]

Brugada Syndrome

BACKGROUND: Fever is associated with the manifestation of Brugada phenotype and ventricular tachycardia/ventricular fibrillation (VT/VF) in patients with Brugada syndrome [ncbi.nlm.nih.gov]

The most challenging step in management of patients with BrS is identifying who is at risk for developing malignant ventricular tachyarrhythmia (VTA). [ncbi.nlm.nih.gov]

We describe the use of extracorporeal cardiopulmonary resuscitation (E-CPR) to transiently stabilize a 3-month-old patient who presented with ventricular tachyarrhythmias [ncbi.nlm.nih.gov]

Long QT Syndrome

ventricular tachyarrhythmias. [ncbi.nlm.nih.gov]

[…] heterogeneity that predisposes to the development of ventricular tachyarrhythmias and sudden death. [ncbi.nlm.nih.gov]

tachyarrhythmia associated with LQTS, usually referred to as torsade de pointes (TdP) VT. [ncbi.nlm.nih.gov]

Paroxysmal Ventricular Tachycardia

Condition Paroxysmal ventricular tachycardia Also known as VT, Ventricular Tachycardia, V Tach, and Ventricular Tachyarrhythmia What are the symptoms? [symcat.com]

Key words: ventricular tachyarrhythmia, pharmacological therapy of blood pressure, sudden death, ventricular tachycardia, ventricualr fibrillation. [aepress.sk]

Flecainide also has a recognized proarrhythmic effect in patients treated for ventricular tachycardia. [omicsonline.org]

Supraventricular Tachycardia with Aberrant Conduction

tachycardia Rhythm starts in the ventricles Pediatric tachyarrhythmias are first divided into narrow complex or wide complex tachycardia. [nhcps.com]

This book also sets without developing persistent ventricular the stage for further research. New insights fibrillation. [books.google.com]

Wide complex tachyarrhythmias can also occur and can be secondary to SVT associated with bundle branch block, an accessory pathway, or ventricular tachycardia. [aafp.org]

Myocardial Fibrosis

Abstract Myocardial fibrosis is a common pattern in the setting of different heart diseases, and promotes ventricular tachyarrhythmias by creating a vulnerable substrate for [ncbi.nlm.nih.gov]

OBJECTIVES: The authors performed a meta-analysis to evaluate the predictive value of late gadolinium enhancement (LGE) cardiac magnetic resonance for ventricular tachyarrhythmia [ncbi.nlm.nih.gov]

(including non sustained ventricular tachycardia). [escardio.org]

Cardiac Glycoside Poisoning

Relatively few had the atrial or ventricular tachyarrhythmias or ventricular ectopic beats that are typical of digoxin poisoning. [heart.bmj.com]

tachyarrhythmias  Partial AV block: Complete block  Thyrotoxicosis 21. [slideshare.net]

[…] dysrhythmias, tachyarrhythmias, bradycardia, and heart block. [2] Electrocardiography often reveals an increased PR interval, a decreased QRS-T interval, and T wave flattening [heartviews.org]

Dilated Cardiomyopathy

We present the case of 55-year old male with a 30-year history of heart failure (HF) in the course of familial DCM and complex ventricular tachyarrhythmias, which constituted [ncbi.nlm.nih.gov]

tachyarrhythmias and fibrillation Management Supportive–eg rest, weight control, smoking cessation, ↓ physical activity during exacerbation; therapies that may be effective [medical-dictionary.thefreedictionary.com]

Causes of Dilated Cardiomyopathy Cause Examples Chronic tachycardia Frequent ventricular ectopy Uncontrolled atrial fibrillation or other persistent tachyarrhythmias Connective [merckmanuals.com]

Electric Countershock

Abnormal rapid stimulation of the ventricles (ventricular tachycardia, or V-tach) can lead to fibrillation. [resuscitationcentral.com]

Ventricular fibrillation is the most frequent ventricular tachyarrhythmia, and it usually occurs secondary to ventricular tachyarrhythmia ( Bayés de Luna 1989 ). [cochranelibrary.com]

CONCLUSION VENTRICULAR TACHYCARDIA (VT) Non-sustained ventricular tachycardia (NSVT) It is a common perioperative occurrence and in the absence of cardiac disease it does [kundoc.com]

Amiodarone

IN December 1985, amiodarone (Cordarone) was approved in the United States for treatment of life-threatening ventricular tachyarrhythmias. [nejm.org]

Amiodarone is a widely used antiarrhythmic agent for supraventricular and ventricular tachyarrhythmias. [ncbi.nlm.nih.gov]

Amiodarone is a highly effective treatment for supraventricular and ventricular tachyarrhythmia; however, it could be associated with several serious adverse effects, including [ncbi.nlm.nih.gov]

Ventricular Aneurysm

Death is often sudden and may be related to the high incidence of ventricular tachyarrhythmias associated with these aneurysms 2. [radiopaedia.org]

Overall actuarial survival after the Dor procedure including ventricular tachycardia surgery. [intechopen.com]

Treatment and prognosis The rate of mortality in patients with left ventricular aneurysms is up to 6x higher than in patients without aneurysms. [radiopaedia.org]

Cardiomyopathy

tachyarrhythmias (ventricular tachycardia/ventricular fibrillation) and usually occur in the presence of ≥1 the major risk markers (appropriate ICD interventions of 4% per [doi.org]

ARVC/D has a broad clinical spectrum, usually presenting clinically with ventricular tachyarrhythmias (eg, monomorphic ventricular tachycardia). [web.archive.org]

tachycardia. [doi.org]

Secondary Cardiomyopathy

There is a negative association in dilated cardiomyopathy between survival and frequent ventricular tachyarrhythmias that require antiarrhythmic treatment or automated implantable [emedicine.medscape.com]

Patients presenting with ventricular tachyarrhythmia or supraventricular atrial fibrillation, amiodarone may be used, and may even improve symptoms and prognosis. [textbookofcardiology.org]

Syncope, atypical chest pain, an initial episode of ventricular tachycardia, and recurrent ventricular tachycardia are the primary symptoms. 3 In addition, the genetic defect [aafp.org]

Digitalis Toxicity

Two patients in group 2 (4%) died of ventricular tachyarrhythmias. [emcrit.org]

VT, VF Bidirectional ventricular tachycardia is encountered in rare instances. : It is NOT pathognomonic for digitalis toxicity, but it is one of only a few agents known [ucsfmed.wordpress.com]

Verapamil may be infused very cautiously for digitalis-induced supraventricular tachyarrhythmias. [ncbi.nlm.nih.gov]

Giant Cell Myocarditis

tachycardia or fibrillation. [ncbi.nlm.nih.gov]

High-grade ventricular ectopy and ventricular tachyarrhythmia should be treated cautiously with beta blockers and antiarrhythmics. [emedicine.medscape.com]

Giant-cell myocarditis is an autoimmune myocarditis that rapidly progresses to heart failure, and is often associated ventricular tachycardia. [ncbi.nlm.nih.gov]

Hypokalemia

One patient (a 38-year-old female) had experienced recurrent episodes of syncope due to ventricular tachyarrhythmias (VTAs) accompanied by QT prolongation (QTc: 750ms) when [ncbi.nlm.nih.gov]

[…] ectopics Supraventricular tachyarrhythmias: AF, atrial flutter, atrial tachycardia Potential to develop life-threatening ventricular arrhythmias, e.g. [lifeinthefastlane.com]

including ventricular tachycardia/fibrillation and rarely atrioventricular block. 3 Treatment of hypokalemia involves parenteral and oral potassium supplementation, as well [doi.org]

Toxic Myocarditis

High-grade ventricular ectopy and ventricular tachyarrhythmia should be treated cautiously with beta blockers and antiarrhythmics. [emedicine.medscape.com]

tachycardia in rapidly progressive heart failure [1] Peripartum cardiomyopathy - Heart failure developing in the last month of pregnancy or within 5 months following delivery [emedicine.medscape.com]

In addition to reduction in the cardiac output of the heart with systolic heart failure, patients are also at risk of sudden abnormal heart rhythms, such as ventricular tachycardia [texasheart.org]

Cardiac Arrest

In the subcellular level, abnormalities in the sodium, potassium, and calcium channels increase the likelihood of ventricular tachyarrhythmias and ventricular fibrillation [symptoma.com]

tachyarrhythmias Ventricular biopsy in the presence of suggestive findings obtained in noninvasive tests Ventricular biopsy Table 2. [doi.org]

In most cases, the immediate cause of SCA is a lethal ventricular tachyarrhythmia (ventricular fibrillation [VF] or pulseless ventricular tachycardia) causing cardiac collapse [pediatrics.aappublications.org]

Acute Myocarditis

The presence of ventricular tachyarrhythmia, bradyarrhythmia, and an onset at school age (6-14 yr) were associated with increased odds for the need for extracorporeal membrane [ncbi.nlm.nih.gov]

High-grade ventricular ectopy and ventricular tachyarrhythmia should be treated cautiously with beta blockers and antiarrhythmics. [emedicine.medscape.com]

Arrhythmias, including tachyarrhythmia (4.8%) and bradyarrhythmia (1.1%), occurred in 56 patients. [ncbi.nlm.nih.gov]

Tricyclic Antidepressant Overdose

The class 1b agent phenytoin may reverse conduction defects and may be used for resistant ventricular tachycardia. [dx.doi.org]

(supraventricular and ventricular) may occur. [ncbi.nlm.nih.gov]

Treatment of ventricular tachyarrhythmias resulting from amitriptyline toxicity in dogs. J Pharmacol Exp Ther 1984; 231: 430–5 PubMed Google Scholar 14. [dx.doi.org]

Apical Myocardial Infarction

ventricular tachycardia on serial Holter monitoring. [hindawi.com]

In-hospital prognosis is generally good after appropriate treatment of acute phase complications such as hypotension, pulmonary congestion and ventricular tachyarrhythmias [onlinejacc.org]

Ventricular fibrillation or sustained ventricular tachycardia has been reported in up to 20% of patients. [patient.info]

Ischemic Cardiomyopathy

Long-term clinical course of patients after termination of ventricular tachyarrhythmia by an implanted defibrillator. Circulation 2004;110:3760-5. [acc.org]

tachycardia. [doi.org]

During the waiting period, the wearable cardioverter-defibrillator vest may be considered for temporary protection from sudden death due to ventricular tachyarrhythmia. [acc.org]

Acute Myocardial Infarction

Bidirectional ventricular tachycardia (BVT) is a rare ventricular tachyarrhythmia. [ncbi.nlm.nih.gov]

tachyarrhythmias degenerating to ventricular fibrillation (VF). 6 Acute thrombotic occlusion will cause adenosine triphosphate (ATP) depletion with the subsequent opening [uscjournal.com]

tachyarrhythmias, and other abnormalities that suggest recurrence of ischemic events. [msdmanuals.com]

Cardiac Dyskinesia

Premature ventricular depolarization, ventricular tachycardia, and fibrillation associated with anticholinergics are rare. [drugs.com]

In long QT syndrome a ventricular tachyarrhythmia may be spontaneous or triggered by fright, exercise, surprise, and immersion in water. [epilepsydiagnosis.org]

Amiodarone was started, and no further episodes of ventricular tachycardia were observed. [scmr.org]

Left Ventricular Aneurysm

Death is often sudden and may be related to the high incidence of ventricular tachyarrhythmias associated with these aneurysms 2. [radiopaedia.org]

Overall actuarial survival after the Dor procedure including ventricular tachycardia surgery. [intechopen.com]

tachycardia, or sudden cardiac death. 3 – 5 Here we describe a congenital LV aneurysm that caused ventricular tachycardia, and was diagnosed using cardiac magnetic resonance [jstage.jst.go.jp]

Bacterial Myocarditis

High-grade ventricular ectopy and ventricular tachyarrhythmia should be treated cautiously with beta blockers and antiarrhythmics. [emedicine.medscape.com]

[…] systolic dysfunction, unexplained ventricular tachyarrhythmias or cardiogenic shock. [intechopen.com]

Myocarditis can also be associated with abnormal heart rhythms including atrial flutter, atrial fibrillation, heart block, and ventricular tachycardia. [mottchildren.org]

Diphtheritic Myocarditis

High-grade ventricular ectopy and ventricular tachyarrhythmia should be treated cautiously with beta blockers and antiarrhythmics. [emedicine.medscape.com]

[…] systolic dysfunction, unexplained ventricular tachyarrhythmias or cardiogenic shock. [intechopen.com]

This book also sets without developing persistent ventricular the stage for further research. New insights fibrillation. [books.google.com]

Hypomagnesemia

Hypomagnesemia due to postpartum diuresis may have played a role causing ventricular tachyarrhythmia in this patient. [ncbi.nlm.nih.gov]

Consequently, hypomagnesemia can predispose to atrial and ventricular ectopic activity, atrial and supraventricular tachyarrhythmias, including atrial fibrillation, and ventricular [clinchem.org]

tachycardia on postpartum day 4. [ncbi.nlm.nih.gov]

Myocardial Infarction

Bidirectional ventricular tachycardia (BVT) is a rare ventricular tachyarrhythmia. [ncbi.nlm.nih.gov]

The primary outcome was the composite of sudden death or death from ventricular tachyarrhythmia at 90 days (arrhythmic death). [ncbi.nlm.nih.gov]

Dispersion of QT interval in patients with and without susceptibility to ventricular tachyarrhythmias after previous myocardial infarction. [dx.doi.org]

Posterior Myocardial Infarction

Ventricular tachyarrhythmia Bradyarrhythmia Stroke, subarachnoidal hemorrhage Sepsis (septic shock) Intoxication Extreme physical exercise Aortic dissection Rhabdomyolysis [ecgwaves.com]

tachycardia) Wide complex tachycardia Ventricular flutter Ventricular fibrillation Ventricular tachycardia (monomorphic ventricular tachycardia) Pre-excitation syndrome Lown–Ganong–Levine [en.wikipedia.org]

During a haemodialysis session, he developed sustained ventricular tachycardia with degeneration in asystole CPR was initiated, there wasn’t return of spontaneous circulation [academic.oup.com]