Torsades De Pointes: Causes & Reasons

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Possible Causes for Torsades De Pointes

Long QT Syndrome

KEYWORDS: Digenic mutation; Epinephrine test; Long QT syndrome; Torsade de pointes [ncbi.nlm.nih.gov]

[…] and sudden cardiac death Prolongation of q-t interval combined with torsades de pointes and manifests as several different forms; may be acquired or congenital; may lead [icd9data.com]

Torsade de pointes In LQTS, QT prolongation can lead to polymorphic ventricular tachycardia, or torsade de pointes, which itself may lead to ventricular fibrillation and sudden [emedicine.medscape.com]

Hypokalemia

In addition, it reiterates the importance of repeated history taking in a patient with undiagnosed hypokalemia and torsade de pointes which avoided a device therapy. [ncbi.nlm.nih.gov]

de pointes, ventricular fibrillation. [escardio.org]

de Pointes. [meds.queensu.ca]

Tricyclic Antidepressant Overdose

Torsade de pointes occurs uncommonly. [ncbi.nlm.nih.gov]

Doxepin-induced torsade de pointes tachycardia. Ann Intern Med 2001; 135: 384–5 PubMed Google Scholar 43. Davison ET. [doi.org]

Amitriptyline-induced torsade de pointes: successful therapy with atrial pacing. J Electrocardiol 1985; 18: 299–301 PubMed CrossRef Google Scholar 44. Crome P, Newman B. [doi.org]

Long QT Syndrome 14

The delayed recovery predisposes individuals to the development of early afterdepolarizations and initiation of torsade de pointes arrhythmias. [journals.lww.com]

A case series of drug-induced long QT syndrome and torsade de pointes. Singapore Med J 42(12):566-570, 2001. 15. Raviña T, Raviña M, Gutierrez J. [emsworld.com]

Acute Arsenic Poisoning

ECG changes including ST-segment changes, prolonged QT interval, ventricular tachycardia, torsades de pointes and ventricular fibrillation. Gangrene of extremities. [patient.info]

One report described an early manifestation of torsade de pointes after acute arsenic poisoning [ 18 ]. [casesjournal.biomedcentral.com]

de pointes [ 5 ]. [omicsonline.org]

Sinus Bradycardia

Symptoms included syncope (n = 2), torsades de pointes (n = 7), and hemodynamic failure (n = 6). Three infants with 2:1 AVB died during the first month of life. [ncbi.nlm.nih.gov]

Treatment of torsade de pointes with magnesium sulfate. [ahajournals.org]

de pointes 心室細動 ventricular fibrillation ジギタリス不整脈 digitalis arrhythmia 心室不整脈 ventricular arrhythmia 心房不整脈 atrial arrhythmia QT延長症候群 long QT syndrome アンダースン症候群 Andersen's [jams.med.or.jp]

Thioridazine

ADR Inferred Reduced CYP2D6 activity associated with Torsades de pointes and/or sudden death. [drugbank.ca]

de pointes. [pdr.net]

Cytochrome P450 2D6 CYP2D6*3 Not Available C allele ADR Inferred Reduced CYP2D6 activity associated with Torsades de pointes and/or sudden death. [drugbank.ca]

Sotalol Hydrochloride

[…] in association with torsades de pointes (TdP). [pdr.net]

de Pointes. [sotylize.com]

Side Effects Betapace AF can cause serious ventricular arrhythmias, primarily torsade de pointes (TdP). [centerwatch.com]

Dofetilide

We report four cases of dofetilide-induced QT prolongation and torsades de pointes. [ncbi.nlm.nih.gov]

de pointes). 1 Diltiazem Potential decreased dofetilide metabolism and possible increased systemic exposure; 1 2 12 possible increased risk of torsades de pointes 1 2 12 [drugs.com]

KEY POINTS: Dofetilide is generally well tolerated but like other class III drugs can cause torsades de pointes. [ncbi.nlm.nih.gov]

Amiodarone

Torsades de pointes (Tdp). The patient was treated with magnesium and potassium immediately. Her ICD-brady pacing mode was reprogrammed to 90 bpm. [ncbi.nlm.nih.gov]

We describe a case of corrected QT interval prolongation (QTc) and torsade de pointes (TdP) secondary to amiodarone. [revespcardiol.org]

AIM: To define the incidence, presentation, and outcomes of drug-induced Torsades de Pointes (TdP) with intravenous (IV) amiodarone. [ncbi.nlm.nih.gov]

Arsenic Trioxide

Torsades de pointes, a form of ventricular tachycardia, has been reported with arsenic poisoning but not at therapeutic doses used in protocols for hematologic malignancies [ncbi.nlm.nih.gov]

Abstract We describe 2 patients with acute promyelocytic leukemia (APL) in whom torsade de pointes (TdP) developed during treatment with arsenic trioxide. [ncbi.nlm.nih.gov]

The risk of torsade de pointes is related to the extent of QT prolongation, concomitant administration of QT prolonging drugs, a history of torsade de pointes, preexisting [globalrph.com]

Electrolyte Imbalance

Ventricular tachycardia, ventricular fibrillation and torsade de pointes. [ecgwaves.com]

Hypokalaemia may cause acquired long QT syndrome (LQTS) and predisposes to torsade de pointes ( polymorphic ventricular tachycardia ). [ecgwaves.com]

ECG changes due to hypocalcaemia Common ECG changes Lengthened QT interval (torsade de pointes is uncommon) Shortened QRS duration (has no clinical significance) Rare ECG [ecgwaves.com]

Amitriptyline

Haloperidol-induced torsade de pointes. Ann Pharmacother. 1999; 33:1046-50. Kriwisky M, Perry GY, Tarchitsky D et al. Haloperidol-induced torsades de pointes. [web.archive.org]

de pointes, and SCD were reported. [medscape.com]

de pointes and fibrillation) and death. [web.archive.org]

Tricyclic Antidepressant

Torsade de pointes occurs uncommonly. [ncbi.nlm.nih.gov]

RESULTS: Ten cases and none of the controls had advanced ECG changes (ventricular fibrillation, torsades des pointes, or asystole). [ncbi.nlm.nih.gov]

There may also be a ventricular arrythmia, particularly polymorphic ventricular tachycardia, specifically Torsades de Pointes. [ems1.com]

Phenothiazine

A patient with schizophrenia developed torsade de pointes, a life-threatening cardiac arrhythmia, due to administration of phenothiazines. [ncbi.nlm.nih.gov]

Minor QT prolongation but no Torsades de pointes has been reported since thiorodiazine was taken off the market. Isbister GK. [lifeinthefastlane.com]

Organophosphate Insecticide Antagonists

Torsades de Pointes should be treated in the standard manner. The use of intravenous magnesium sulfate has been reported as beneficial for organophosphate toxicity. [openanesthesia.org]

Tonsillitis

Most cases of torsades de pointes resolve on their own without treatment. [medicalnewstoday.com]

In this article, learn about the symptoms and treatment of torsades de pointes. [medicalnewstoday.com]

Share on Pinterest An EKG may be used to diagnose and monitor torsades de pointes. [medicalnewstoday.com]

Cardiac Arrhythmia

[…] with disproportionate reporting similar to that of antiarrhythmic agents known to promote torsade de pointes. [ncbi.nlm.nih.gov]

This suggests that an increase in the intracellular calcium may underlie torsades de pointes associated with intravenous tacrolimus. [ncbi.nlm.nih.gov]

The authors report the cases of three patients who developed torsades de pointes arrhythmia or lengthening of the Q-T interval during treatment with intravenous haloperidol [ncbi.nlm.nih.gov]

Cardiogenic Syncope

It is characterized by prolonged QT interval, abnormal T wave, torsade de points (TdP) on electrocardiogram, with recurrent syncope, convulsion and even sudden death. [unboundmedicine.com]

de pointes Cardiovascular syncope Structural outflow obstruction Massive MI Aortic stenosis Mitral valve prolapse Atherosclerosis Pulmonary embolism Pulmonary hypertension [amboss.com]

de pointe) and, more rarely, supraventricular tachycardia. [ncbi.nlm.nih.gov]

Torsades De Pointes

Drug-induced torsades de pointes is known to majorly strike the female population. Cause: Torsades de pointes can either be acquired or congenital in nature. [symptoma.com]

de Pointes/chemically induced Torsades de Pointes/ethnology Torsades de Pointes/genetics* Torsades de Pointes/physiopathology Substance Anti-Arrhythmia Agents Grant support [ncbi.nlm.nih.gov]

de pointes or both. [ncbi.nlm.nih.gov]

Ventricular Tachycardia

KEYWORDS: Dysrhythmia; Seizure; Torsades de pointes [ncbi.nlm.nih.gov]

Ventricular tachycardias include ventricular tachycardia, ventricular fibrillation, and torsades de pointes; although these rhythms may be benign and asymptomatic, others [ncbi.nlm.nih.gov]

Torsades de pointes tachycardia See the separate article Torsades de Pointes. [patient.info]

Catecholaminergic Polymorphic Ventricular Tachycardia Type 5

de Pointes? [emcrit.org]

Torsades de Pointes) is best treated with intravenous magnesium. Patients with a prolonged QT interval have a higher risk of developing polymorphic VT. [healio.com]

de pointes. [ahajournals.org]

Bidirectional Tachycardia

Abstract Most recent studies discussing tachycardias with alternating QRS polarity have referred to those known as torsade de pointes. [ncbi.nlm.nih.gov]

: Polymorphic ventricular tachycardia, long Q-T syndrome, and torsades de pointes Med Clin North Am 85:321-341, 2001. [journals.sagepub.com]

Geneesmiddelen en het lange QT-interval Torsade de Pointes eMedicine: Torsade de Pointes Torsade de Pointes (ECG) Torsade de Pointes (ECG) VENTRICULAR SYSTEM Zie ook: HERSEN [catsclem.nl]

Familial Ventricular Polymorphic Tachycardia

When torsade de pointes is observed, the diagnosis becomes even more plausible. [symptoma.com]

Morphology Monomorphic Polymorphic VT Torsades De Pointes (Polymorphic with QT prolongation) Right Ventricular Outflow Tract Tachycardia Fascicular Tachycardia Bidirectional [litfl.com]

[雑誌論文] A type 2 ryanodine receptor variant associated with reduced Ca2+ release and short-coupled torsades de pointes ventricular arrhythmia. 2017 著者名/発表者名 Fujii Y, Itoh H [kaken.nii.ac.jp]

Nonsustained Ventricular Tachycardia

Torsades de pointes tachycardia See the separate article Torsades de Pointes. [patient.info]

VT, Torsade de Pointes, Paroxysmal Ventricular Tachycardia What is ventricular tachycardia? [nmihi.com]

However, at the current time, the term torsades de pointes is reserved for polymorphic VT occurring in the context of a prolonged resting QT interval. [en.wikipedia.org]

Catecholaminergic Polymorphic Ventricular Tachycardia

Burguera Short-coupled variant of torsade de pointes. [elsevier.pt]

de pointes. [radcliffecardiology.com]

If the complexes clearly demonstrated a rotation around an isoelectric point "Torsades des Pointes" would also be reasonable, especially given the file name, and the fact [derangedphysiology.com]

Incessant Infant Ventricular Tachycardia

Polymorphic VT, Torsades de pointes, and unusual SVT (SVT with wide complexes due to aberrant conduction) may be reversible, e.g. magnesium for Torsades, but do not delay [nhcps.com]

Catecholaminergic ventricular tachycardia is also induced by emotion, exercise, or isoprenaline and may degenerate in atypical ventricular tachycardia (torsade de pointes) [af-ablation.org]

Short QT Syndrome Type 1

ECG criteria for torsade de pointes Prolonged QTc interval before appearance of torsade de pointes. [ecgwaves.com]

These conditions are associated with syncopal episodes, potentially lethal torsades de pointes tachyarrhythmias, atrial fibrillation, and sudden cardiac death at a young age [ohsu.edu]

Ventricular Arrhythmia

Torsades de pointes was diagnosed in the Emergency Department (ED). [ncbi.nlm.nih.gov]

Drugs that Prolong the QT Interval and/or Induce Torsades de Pointes Ventricular Arrhythmia Drug-induced torsades de pointes (TdP), a specific type of ventricular arrhythmia [web.archive.org]

Torsades de pointes a. b. Description ECG recognition 6. [slideshare.net]

Torsade-De-Pointes Syndrome with Short Coupling Interval

[…] name Torsade de Pointes ). [en.ecgpedia.org]

The singular and plural forms ( torsade de pointes and torsades de pointes ) have both often been used. [ipfs.io]

de pointes and torsades de pointes ) have both often been used. [en.wikipedia.org]