Keywords: LQTS، سندرم طولانی QT; athletes; ECGs; sudden death; suicideCI, confidence interval; ECG, electrocardiogram; LQTS, long QT syndrome; NCAA, National Collegiate Athletic Association
مقالات ISI LQTS، سندرم طولانی QT (ترجمه نشده)
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Keywords: LQTS، سندرم طولانی QT; Pediatric cardiology; Exercise testing; Congenital heart disease; Arrhythmia; ChildCardiologie pédiatrique; Test d’effort; Cardiopathies congénitales; Arythmies; EnfantECG, electrocardiogram; LQTS, long QT syndrome; PCO2, partial pressure of carbon dioxid
Long QT Syndrome: How Effective Therapy in a Single Patient Favorably Influenced the Long-Term Clinical Course and Genetic Understanding of this Hereditary Disorder
Keywords: LQTS، سندرم طولانی QT; LQTS, long QT syndrome; SCD, sudden cardiac death; US, United States; VT, ventricular tachycardiaLong QT Syndrome; LQTS Registry; LQTS Genetics
Heterogeneous Phenotype of Long QT Syndrome Caused by the KCNH2-H562R Mutation: Importance of Familial Genetic Testing
Keywords: LQTS، سندرم طولانی QT; KCNH2 gene; Long QT syndrome; Sudden deathGen KCNH2; Síndrome de QT largo; Muerte súbitaECG, electrocardiogram; LQT2, long QT syndrome type 2; LQTS, long QT syndrome
Electrocardiographic predictors of bradycardia-induced torsades de pointes in patients with acquired atrioventricular block
Keywords: LQTS، سندرم طولانی QT; AUC, area under the curve; AVB, atrioventricular block; CI, confidence interval; ECG, electrocardiography; IQR, interquartile range; LQTS, long QT syndrome; ROC, receiver operating characteristic; TdP, torsades de pointes; Tpe, T peak to end interval; TWA
Distinctive malfunctions of calmodulin mutations associated with heart RyR2-mediated arrhythmic disease
Keywords: LQTS، سندرم طولانی QT; CaM, calmodulin; Ca2 +, calcium; RyR2, cardiac ryanodine receptor type 2; SR, sarcoplasmic reticulum; ECC, excitation–contraction coupling; CPVT, catecholaminergic polymorphic ventricular tachycardia; LQTS, long QT syndrome; IVF, idiopathic ventricular fi
Sports Participation in Genotype Positive Children With Long QT Syndrome
Keywords: LQTS، سندرم طولانی QT; cardiac arrest; long QT syndrome; pediatrics; sports participationAED, automatic external defibrillator; ECG, electrocardiogram; ICD, implantable cardioverter-defibrillator; LQTS, long QT syndrome
Mutational analysis of SCN5A gene in long QT syndrome
Keywords: LQTS، سندرم طولانی QT; LQTS, Long QT syndrome; cLQTS, Congenital long QT syndrome; FDRs, First degree relatives; LQT3, Long QT syndrome type-3; SCN5A, Sodium channel, voltage-gated, type V, alpha subunitLQTS; SCN5A; Polymorphisms; Compound heterozygotes
A rare KCNE1 polymorphism, D85N, as a genetic modifier of long QT syndrome
Keywords: LQTS، سندرم طولانی QT; CHO cell, Chinese hamster ovary cell; LQTS, long QT syndrome; PPM, post pacemaker implantation; SCD, sudden cardiac death; SNP, single nucleotide polymorphism; TdP, torsade de pointesLong QT syndrome; Single nucleotide polymorphism; Modifier
Efficacy of Different Beta-Blockers in the Treatment of Long QT Syndrome
Keywords: LQTS، سندرم طولانی QT; atenolol; β-blocker therapy; long QT syndrome; metoprolol; nadolol; propranololICD, implantable cardioverter-defibrillator; LQTS, long QT syndrome; QTc, QT interval measurements corrected for heart rate
Novel SCN5A mutation in amiodarone-responsive multifocal ventricular ectopy-associated cardiomyopathy
Keywords: LQTS، سندرم طولانی QT; AV, atrioventricular; DMSO, dimethylsulfoxide; GFP, green fluorescent protein; LQTS, long QT syndrome; TTX, tetrodotoxin; WT, wild-typeSCN5A mutation; Cardiomyopathy; Electrophysiology; Amiodarone
Genome Editing of Isogenic Human Induced Pluripotent Stem Cells Recapitulates Long QT Phenotype for Drug Testing
Keywords: LQTS، سندرم طولانی QT; disease models; drug testing; genome editing; long QT syndrome; stem cellsAPD, action potential duration; CM, cardiomyocyte; ESC, embryonic stem cell; iPSC, induced pluripotent stem cell; LQTS, long QT syndrome; PSC, human pluripotent stem cell; ZFN, zinc
Risk of life-threatening cardiac events among patients with long QT syndrome and multiple mutations
Keywords: LQTS، سندرم طولانی QT; ACA, Aborted cardiac arrest; ECG, Electrocardiogram; ICD, Implantable Cardioverter Defibrillator; LQTS, Long QT Syndrome; QTc, Corrected QT interval; SCD, Sudden Cardiac DeathAborted cardiac arrest; Long QT syndrome; Mutation; Risk factor; Sudden cardiac
Dual phenotypic transmission in Brugada syndrome
Keywords: LQTS، سندرم طولانی QT; Brugada syndrome; Phenotype; SCN5A mutationSyndrome de Brugada; Phénotype; SCN5A mutationBS, Brugada syndrome; ECG, electrocardiogram; LQTS, long QT syndrome
A novel mutation in the transmembrane nonpore region of the KCNH2 gene causes severe clinical manifestations of long QT syndrome
Keywords: LQTS، سندرم طولانی QT; ECG, electrocardiogram; IKr, delayed rectifier K+ current; LQT2, long QT syndrome type 2; LQTS, long QT syndrome; QTc, corrected QT; TdP, torsades de pointesLong QT syndrome; KCNH2; Nonpore region; Trafficking deficient; Dominant negative
RNA interference targeting E637K mutation rescues hERG channel currents and restores its kinetic properties
Keywords: LQTS، سندرم طولانی QT; hERG, human ether-a-go-go-related gene; IKr, rapidly activating delayed rectifier potassium current; LQTS, long QT syndrome; LQT2, long QT syndrome type 2; RNAi, RNA interference; siRNA, small interference RNA; V1/2, half-maximal voltage valueGene therapy
Key role of the molecular autopsy in sudden unexpected death
Keywords: LQTS، سندرم طولانی QT; Genetics; Ion channels; Molecular autopsy; Multidisciplinary care; Sudden cardiac deathBrS, Brugada syndrome; CPVT, catecholaminergic polymorphic ventricular tachycardia; LQTS, long QT syndrome; SCD, sudden cardiac death; SUD, sudden unexpected death
Latent microvolt T-wave alternans in survivors of unexplained cardiac arrest unmasked by epinephrine challenge
Keywords: LQTS، سندرم طولانی QT; Sudden death; QT variability; T-wave alternans; Sympathetic stimulationCPVT, catecholamine polymorphic ventricular tachycardia; ECG, electrocardiogram; EPI, epinephrine; FDR, first-degree relative; LQTS, long QT syndrome; QTc, corrected QT interval; QTVI,
Combined assessment of sex- and mutation-specific information for risk stratification in type 1 long QT syndrome
Keywords: LQTS، سندرم طولانی QT; Cytoplasmic-loop mutations; Sex; Long QT syndrome; Sudden cardiac deathACA, aborted cardiac arrest; C-loop mutations, cytoplasmic-loop mutations; HR, hazard ratio; ICD, implantable cardioverter defibrillator; LQTS, long QT syndrome; LQT1, long QT syndrome
Impaired ion channel function related to a common KCNQ1 mutation — Implications for risk stratification in long QT syndrome 1
Keywords: LQTS، سندرم طولانی QT; ECG, electrocardiogram; hERG, human ether-a-go-go-related gene; ICD, implantable cardioverter defibrillator; LQTS, long QT syndrome; VSD, ventricular septal defect; WT, wild typeCardiac electrophysiology; IKs current; KCNQ1 (Kv7.1 KvLQT1); Long QT syndrom
Exploring Predisposition and Treatment Response—the Promise of Genomics
Keywords: LQTS، سندرم طولانی QT; AF, atrial fibrillation; BS, Brugada syndrome; CVD, cardiovascular disease; DCM, dilated cardiomyopathy; MI, myocardial infarction; NGS, next-generation sequencing; HCM, hypertrophic cardiomyopathy; LQTS, long QT syndrome; FH, familial hypercholesterolemi
The phenomenon of “QT stunning”: The abnormal QT prolongation provoked by standing persists even as the heart rate returns to normal in patients with long QT syndrome
Keywords: LQTS، سندرم طولانی QT; Long QT syndrome; Electrocardiogram; QT intervalECG, electrocardiogram; LQT1, type 1 long QT syndrome; LQT2, type 2 long QT syndrome; LQTS, long QT syndrome; QTc, corrected QT interval; ROC, receiver-operating characteristic
Genetics and Arrhythmias: Diagnostic and Prognostic Applications
Keywords: LQTS، سندرم طولانی QT; ARVC, arrhythmogenic right ventricular cardiomyopathy; BrS, Brugada syndrome; CPVT, catecholaminergic polymorphic ventricular tachycardia; ICD, implantable cardioverter-defibrillator; LQTS, long QT syndrome; SCD, sudden cardiac death; SQTS, short QT syndr
Torsades de pointes following acute myocardial infarction: Evidence for a deadly link with a common genetic variant
Keywords: LQTS، سندرم طولانی QT; Long QT syndrome; Cardiac arrhythmia; Sudden cardiac death; Molecular genetics; Single nucleotide polymorphismECG, electrocardiogram; HERG, human ether-a-go-go-related gene; IKr, delayed rectifier potassium current; LQTS, long QT syndrome; MI, myocardial
Negative electro-mechanical windows are required for drug-induced Torsades de Pointes in the anesthetized guinea pig
Keywords: LQTS، سندرم طولانی QT; E-M window, electro-mechanical window; ICaL, L-type calcium current; IKr, rapidly activating delayed rectifier potassium current; IKs, slowly activating delayed rectifier potassium current; INa, sodium current; LQTS, long QT syndrome; QTcB, the heart rate
In Silico Cardiac Risk Assessment in Patients With Long QT Syndrome : Type 1: Clinical Predictability of Cardiac Models
Keywords: LQTS، سندرم طولانی QT; IKs; KCNQ1; KCNQ2; LQT; QTACA, aborted cardiac arrest; AP, action potential; ECG, electrocardiography; FGM, Flaim-Giles-McCulloch; IKs, rectifier potassium current; LQT1, long QT syndrome type 1; LQTS, long QT syndrome; Q4, upper quartile; QTc, QT interva
Elevated serum gastrin levels in Jervell and Lange-Nielsen syndrome: A marker of severe KCNQ1 dysfunction?
Keywords: LQTS، سندرم طولانی QT; Carcinoid tumor; Gastrin; Jervell and Lange-Nielsen syndrome; Long QT syndrome; KCNQ1ECL, enterochromaffin-like; IKs, slow potassium voltage-gated channel; JLNS, Jervell and Lange-Nielsen syndrome; LQTS, long QT syndrome
Development of a high resolution melting method for the detection of genetic variations in Long QT Syndrome
Keywords: LQTS، سندرم طولانی QT; LQTS, Long QT Syndrome; HRM, High resolution melting; DHPLC, Denaturing high-performance liquid chromatographyMutations; Long QT Syndrome; High resolution melting; DHPLC; Polymorphisms; Molecular diagnosis
Symptoms and Signs Associated with Syncope in Young People with Primary Cardiac Arrhythmias
Keywords: LQTS، سندرم طولانی QT; LQTS, long QT syndrome; RSCD, resuscitated sudden cardiac death; KCNQ1, official symbol of the potassium voltage-gated channel, KQTlike subfamily member 1 gene; HERG, human ether a go-go related gene (also know as KCNH2); SCN5A, official symbol of the “so
Origin of the Swedish long QT syndrome Y111C/KCNQ1 founder mutation
Keywords: LQTS، سندرم طولانی QT; Dominant-negative mutation; Founder mutation; Gene mutation; Ion channel; Long QT syndromeCI, confidence interval; cM, centi-Morgan (106 base pairs); LQTS, long QT syndrome
Mutation and gender-specific risk in type 2 long QT syndrome: Implications for risk stratification for life-threatening cardiac events in patients with long QT syndrome
Keywords: LQTS، سندرم طولانی QT; Long QT syndrome; Pore-loop mutations; Sudden cardiac death; GenderACA, aborted cardiac arrest; ECG, electrocardiogram; ICD, implantable cardioverter-defibrillator; LQTS, long QT syndrome; LQT2, long QT syndrome type 2; QTc, corrected QT; SCD, sudden card
A common SCN5A polymorphism modulates the biophysical defects of SCN5A mutations
Keywords: LQTS، سندرم طولانی QT; Long QT syndrome; Sodium; Mutation; Arrhythmia; Ion channels; Sudden deathBrS, Brugada syndrome; ECG, electrocardiogram; INa, sodium current; ICD, implantable cardioverter-defibrillator; LQTS, long QT syndrome; LQT3, long QT syndrome type 3; SIDS, sudden
T-wave morphology abnormalities in benign, potent, and arrhythmogenic Ikr inhibition
Keywords: LQTS، سندرم طولانی QT; Electrocardiogram; Long QT syndrome; Moxifloxacin; Thorough QT studies; KCNH2CE, cardiac events; CI, confidence interval; ECG, electrocardiogram; ERD, early repolarization duration; HR, hazard ratio; LQTS, long QT syndrome; LRD, late repolarization durati
Risk Factors for Recurrent Syncope and Subsequent Fatal or Near-Fatal Events in Children and Adolescents With Long QT Syndrome
Keywords: LQTS، سندرم طولانی QT; long QT syndrome; QTc interval; recurrent events; sudden cardiac death; syncopeACA, aborted cardiac arrest; ECG, electrocardiogram; ICD, implantable cardioverter-defibrillator; LQTS, long QT syndrome; LQT1, long QT syndrome type 1; LQT2, long QT syndrome
The Short QT Syndrome : Proposed Diagnostic Criteria
Keywords: LQTS، سندرم طولانی QT; arrhythmia; genetics; short QT syndromeECG, electrocardiographic/electrocardiogram; IQR, interquartile range; IVF, idiopathic ventricular fibrillation; LQTS, long QT syndrome; QTc, Bazett corrected QT interval; QTp, predicted QT interval; SQTS, short QT s
Congenital long QT syndrome and 2:1 atrioventricular block: An optimistic outcome in the current era
Keywords: LQTS، سندرم طولانی QT; Atrioventricular block; Long QT syndrome; Torsades de pointesAVB, atrioventricular block; ICD, implantable cardioverter-defibrillator; LQTS, long QT syndrome; TdP, torsades de pointes
The prevalence and diagnostic/prognostic utility of sinus arrhythmia in the evaluation of congenital long QT syndrome
Keywords: LQTS، سندرم طولانی QT; Long QT syndrome; Sinus arrhythmia; Prevalence; Sudden cardiac death; QT intervalECG, electrocardiogram; EMR, electronic medical record; LQTS, long QT syndrome; QTc, corrected QT interval; SA, sinus arrhythmia
Relationship of common candidate gene variants to electrocardiographic T-wave peak to T-wave end interval and T-wave morphology parameters
Keywords: LQTS، سندرم طولانی QT; Electrocardiography; Epidemiology; Genetics; Genetic polymorphism; Ion channels; Nitric oxide synthase; Repolarization; T waveECG, electrocardiographic; LQTS, long QT syndrome; NOS1AP, nitric oxide synthase-1 adaptor protein gene; PCA, principal component
Risk of Fatal Arrhythmic Events in Long QT Syndrome Patients After Syncope
Keywords: LQTS، سندرم طولانی QT; beta-blockers; long QT syndrome; syncope; sudden cardiac deathHR, hazard ratio; ICD, implantable cardioverter-defibrillator; LCTS, left cervicothoracic sympathectomy; LQTS, long QT syndrome; QTc, corrected QT; SAE, severe arrhythmic event; SCD, sudden car
Utility of the recovery electrocardiogram after exercise: a novel indicator for the diagnosis and genotyping of long QT syndrome?
Keywords: LQTS، سندرم طولانی QT; Diagnosis; Inherited cardiac arrhythmia; Genetic; Mutation; Exercise stress test; QT intervalECG, electrocardiogram; LQTS, long QT syndrome; QTc, corrected QT
Active Cascade Screening in Primary Inherited Arrhythmia Syndromes : Does It Lead to Prophylactic Treatment?
Keywords: LQTS، سندرم طولانی QT; cardiogenetics; follow-up; inherited arrhythmias; prophylactic treatmentBrS, Brugada syndrome; CPVT, catecholaminergic polymorphic ventricular tachycardia; DNA, deoxyribonucleic acid; ICD, implantable cardioverter-defibrillator; LQTS, long QT syndrome
Fragmented QRS is associated with torsades de pointes in patients with acquired long QT syndrome
Keywords: LQTS، سندرم طولانی QT; Acquired long QT syndrome; Fragmented QRS; Predisposing factor; Repolarization reserve; Torsades de pointesAP, action potential; ECG, electrocardiogram; fQRS, fragmented QRS; LQTS, long QT syndrome; NPV, negative predictable value; PPV, positive predictab
Polymorphisms in the NOS1APGene Modulate QT Interval Duration and Risk of Arrhythmias in the Long QT Syndrome
Keywords: LQTS، سندرم طولانی QT; cardiac arrhythmias; long QT syndrome; single nucleotide polymorphisms; genetics; risk stratificationCI, confidence interval; ECG, electrocardiogram; HR, hazard ratio; ICD, implantable cardioverter-defibrillator; LQTS, long QT syndrome; MAF, minor allele
Trafficking-competent KCNQ1 variably influences the function of HERG long QT alleles
Keywords: LQTS، سندرم طولانی QT; Arrhythmia; Long QT syndrome; Potassium channel; Genetic variants; Electrophysiology; Trafficking4-AP, 4-aminopyridine; CHO, Chinese Hamster Ovary; GFP, green fluorescent protein; HERG, human ether-a-go-go–related gene; LQTS, long QT syndrome; WT, wild-ty
Trigger-specific risk factors and response to therapy in long QT syndrome type 2
Keywords: LQTS، سندرم طولانی QT; Beta-blocker; Ion channel mutation; Long QT syndrome; Risk factor; Sudden cardiac deathECG, electrocardiogram; LQT1, long QT syndrome type 1; LQT2, long QT syndrome type 2; LQT3, long QT syndrome type 3; LQTS, long QT syndrome; QTc, corrected QT; PAS, Per
Structural and functional changes in a synthetic S5 segment of KvLQT1 channel as a result of a conserved amino acid substitution that occurs in LQT1 syndrome of human
Keywords: LQTS، سندرم طولانی QT; CD, circular dichroism; Fmoc, N-(9-fluorenyl)methoxycarbonyl; HPLC, high performance liquid chromatography; Kv, voltage gated potassium channels; LQTS, long QT syndrome; NBD, 7-nitrobenz-2-oxa-1,3-diazole; PBS, phosphate buffered saline (pH 7.4); PC, phos
Mutations in the cardiac L-type calcium channel associated with inherited J-wave syndromes and sudden cardiac death
Keywords: LQTS، سندرم طولانی QT; Arrhythmia; Calcium; Electrophysiology; Genetics; Ion channelsBrS, Brugada syndrome; CHO, Chinese hamster ovary; ERS, early repolarization syndrome; IVF, idiopathic ventricular fibrillation; LQTS, long QT syndrome; LTCC, L-type calcium channel; PCR, polym
Clinical Implications for Patients With Long QT Syndrome Who Experience a Cardiac Event During Infancy
Keywords: LQTS، سندرم طولانی QT; genetics; infants; long QT syndrome; risk stratificationACA, aborted cardiac arrest; ECG, electrocardiogram; HR, hazard ratio; LQTS, long QT syndrome; QTc, QT interval corrected for heart rate; SCD, sudden cardiac death; SIDS, sudden infant death syndrome
Giant T–U Waves Precede Torsades de Pointes in Long QT Syndrome : A Systematic Electrocardiographic Analysis in Patients With Acquired and Congenital QT Prolongation
Keywords: LQTS، سندرم طولانی QT; ECG; U-wave; proarrhythmia; torsades de pointesa-LQTS, acquired long QT syndrome; c-LQTS, congenital long QT syndrome; EAD, early afterdepolarization; ECG, electrocardiogram; LQTS, long QT syndrome; PVC, premature ventricular complex; TdP, torsades de poi
D85N, a KCNE1 Polymorphism, Is a Disease-Causing Gene Variant in Long QT Syndrome
Keywords: LQTS، سندرم طولانی QT; long QT syndrome; single nucleotide polymorphism; disease-causing variantCHO, Chinese hamster ovarian; LQTS, long QT syndrome; QTc, corrected QT interval; TdP, torsades de pointes