Published in Circulation on May 01, 1992
Long QT Syndrome-Population Genetics and Cardiac Studies (LQTS) | NCT00005176
The response of the QT interval to the brief tachycardia provoked by standing: a bedside test for diagnosing long QT syndrome. J Am Coll Cardiol (2010) 2.56
Provocation of sudden heart rate oscillation with adenosine exposes abnormal QT responses in patients with long QT syndrome: a bedside test for diagnosing long QT syndrome. Eur Heart J (2005) 1.61
The cardiomyocyte molecular clock regulates the circadian expression of Kcnh2 and contributes to ventricular repolarization. Heart Rhythm (2015) 1.49
Genotype- and Sex-Specific QT-RR Relationship in the Type-1 Long-QT Syndrome. J Am Heart Assoc (2012) 0.92
Evaluation of repolarization dynamics using the QT-RR regression line slope and intercept relationship during 24-h Holter ECG. Heart Vessels (2014) 0.87
A novel methodology for assessing the bounded-input bounded-output instability in QT interval dynamics: application to clinical ECG with ventricular tachycardia. IEEE Trans Biomed Eng (2011) 0.83
Towards a better understanding of QT interval variability. Ther Adv Drug Saf (2011) 0.83
Light phase-restricted feeding slows basal heart rate to exaggerate the type-3 long QT syndrome phenotype in mice. Am J Physiol Heart Circ Physiol (2014) 0.81
Relation between QT and RR intervals in patients with bradyarrhythmias. Br Heart J (1995) 0.78
Greater insulin resistance indicates decreased diurnal variation in the QT interval in patients with type 2 diabetes. Heart Vessels (2013) 0.77
Measure of the QT-RR dynamic coupling in patients with the long QT syndrome. Ann Noninvasive Electrocardiol (2012) 0.75
Detailed analysis of the impact of age on the QT interval. J Geriatr Cardiol (2016) 0.75
Relation between ventricular depolarization duration and cardiac cycle length. Circulation (1992) 0.75
Should class III drugs be initiated in hospital to prevent drug-induced torsade de pointes arrhythmias? Neth Heart J (2003) 0.75
Congenital and drug-induced long-QT syndrome: an update. Neth Heart J (2004) 0.75
Isoprenaline increases the slopes of restitution trajectory in the conscious rabbit with ischemic heart failure. J Biol Phys (2010) 0.75
Decreased heart rate variability and its association with increased mortality after acute myocardial infarction. Am J Cardiol (1987) 9.10
Genes acrA and acrB encode a stress-induced efflux system of Escherichia coli. Mol Microbiol (1995) 8.41
SCN5A mutations associated with an inherited cardiac arrhythmia, long QT syndrome. Cell (1995) 7.73
Spectrum of mutations in long-QT syndrome genes. KVLQT1, HERG, SCN5A, KCNE1, and KCNE2. Circulation (2000) 7.50
Genotype-phenotype correlation in the long-QT syndrome: gene-specific triggers for life-threatening arrhythmias. Circulation (2001) 7.47
Positional cloning of a novel potassium channel gene: KVLQT1 mutations cause cardiac arrhythmias. Nat Genet (1996) 7.35
Molecular cloning and characterization of acrA and acrE genes of Escherichia coli. J Bacteriol (1993) 6.24
Effectiveness and limitations of beta-blocker therapy in congenital long-QT syndrome. Circulation (2000) 5.09
Nucleotide and deduced polypeptide sequences of the photosynthetic reaction-center, B870 antenna, and flanking polypeptides from R. capsulata. Cell (1984) 4.87
The local repressor AcrR plays a modulating role in the regulation of acrAB genes of Escherichia coli by global stress signals. Mol Microbiol (1996) 4.56
Long QT syndrome patients with mutations of the SCN5A and HERG genes have differential responses to Na+ channel blockade and to increases in heart rate. Implications for gene-specific therapy. Circulation (1995) 4.48
Diagnostic criteria for the long QT syndrome. An update. Circulation (1993) 4.48
The long QT syndrome. Prospective longitudinal study of 328 families. Circulation (1991) 3.99
ECG T-wave patterns in genetically distinct forms of the hereditary long QT syndrome. Circulation (1995) 3.79
Nucleotide sequence, organization, and nature of the protein products of the carotenoid biosynthesis gene cluster of Rhodobacter capsulatus. Mol Gen Genet (1989) 3.66
Influence of genotype on the clinical course of the long-QT syndrome. International Long-QT Syndrome Registry Research Group. N Engl J Med (1998) 3.41
Spectrum of ST-T-wave patterns and repolarization parameters in congenital long-QT syndrome: ECG findings identify genotypes. Circulation (2000) 2.95
Living alone after myocardial infarction. Impact on prognosis. JAMA (1992) 2.88
Left cardiac sympathetic denervation in the therapy of congenital long QT syndrome. A worldwide report. Circulation (1991) 2.87
Age- and sex-related differences in clinical manifestations in patients with congenital long-QT syndrome: findings from the International LQTS Registry. Circulation (1998) 2.53
Report of the National Heart, Lung, and Blood Institute Special Emphasis Panel on Heart Failure Research. Circulation (1997) 2.00
Long-term nitrate use may be deleterious in ischemic heart disease: A study using the databases from two large-scale postinfarction studies. Multicenter Myocardial Ischemia Research Group. Am Heart J (1999) 1.94
Treatment of torsade de pointes with magnesium sulfate. Circulation (1988) 1.84
The long QT syndrome: a prospective international study. Circulation (1985) 1.77
Delay in hospitalization during the acute coronary period. Am J Cardiol (1969) 1.77
Prognosis and management after a first myocardial infarction. N Engl J Med (1990) 1.76
Conserved enzymes mediate the early reactions of carotenoid biosynthesis in nonphotosynthetic and photosynthetic prokaryotes. Proc Natl Acad Sci U S A (1990) 1.75
Left ventricular-right atrial communication. Am J Cardiol (1967) 1.74
Unilateral cervicothoracic sympathetic ganglionectomy for the treatment of long QT interval syndrome. N Engl J Med (1971) 1.68
Electrocardiographic quantitation of ventricular repolarization. Circulation (1989) 1.65
American Heart Association Report on the Public Access Defibrillation Conference December 8-10, 1994. Automatic External Defibrillation Task Force. Circulation (1995) 1.60
Long QT syndrome. New electrocardiographic characteristics. Circulation (1990) 1.60
Gene-specific differences in the circadian variation of ventricular repolarization in the long QT syndrome: a key to sudden death during sleep? Ital Heart J (2000) 1.59
Novel LQT-3 mutation affects Na+ channel activity through interactions between alpha- and beta1-subunits. Circ Res (1998) 1.56
Ventricular ectopic beats and their relation to sudden and nonsudden cardiac death after myocardial infarction. Circulation (1979) 1.55
New mutations in the KVLQT1 potassium channel that cause long-QT syndrome. Circulation (1998) 1.53
The cost-effectiveness of automatic implantable cardiac defibrillators: results from MADIT. Multicenter Automatic Defibrillator Implantation Trial. Circulation (1998) 1.50
The prognostic significance of first myocardial infarction type (Q wave versus non-Q wave) and Q wave location. The Multicenter Diltiazem Post-Infarction Research Group. J Am Coll Cardiol (1990) 1.48
Gender-related differences in thrombogenic factors predicting recurrent cardiac events in patients after acute myocardial infarction. The THROMBO Investigators. Am J Cardiol (2000) 1.47
Dispersion of ventricular repolarization and arrhythmic cardiac death in coronary artery disease. Am J Cardiol (1994) 1.43
Mechanism of death and prevalence of myocardial ischemic symptoms in the terminal event after acute myocardial infarction. Am J Cardiol (1988) 1.42
Arrhythmogenic mechanism of an LQT-3 mutation of the human heart Na(+) channel alpha-subunit: A computational analysis. Circulation (2000) 1.41
Tricuspid candida endocarditis complicating a permanently implanted transvenous pacemaker. Am Heart J (1969) 1.41
The early posthospital phase of myocardial infarction. Prognostic stratification. Circulation (1976) 1.41
Q-wave vs non-Q-wave myocardial infarction. An oversimplified dichotomy. JAMA (1992) 1.39
Relation between myocardial infarct location and stroke. J Am Coll Cardiol (1994) 1.39
Influence of pregnancy on the risk for cardiac events in patients with hereditary long QT syndrome. LQTS Investigators. Circulation (1998) 1.39
Correct the QT interval correctly: QTc should be expressed in the same unit as the QT interval. Pacing Clin Electrophysiol (1996) 1.38
Survivorship patterns in the posthospital phase of myocardial infarction. Circulation (1979) 1.34
Normalization of ventricular repolarization with flecainide in long QT syndrome patients with SCN5A:DeltaKPQ mutation. Ann Noninvasive Electrocardiol (2001) 1.33
Transthoracic and transvenous pacemakers. A comparative clinical experience with 131 implantable units. Br Heart J (1970) 1.33
Dispersion of ventricular repolarization: reality? Illusion? Significance? Circulation (1998) 1.32
Oxygen-regulated mRNAs for light-harvesting and reaction center complexes and for bacteriochlorophyll and carotenoid biosynthesis in Rhodobacter capsulatus during the shift from anaerobic to aerobic growth. J Bacteriol (1986) 1.32
Current estimates from the National Health Interview Survey. United States, 1985. Vital Health Stat 10 (1986) 1.31
Prolonged QT-interval syndromes. JAMA (1986) 1.31
Reaction center and light-harvesting I genes from Rhodopseudomonas capsulata. Proc Natl Acad Sci U S A (1984) 1.30
Identification and treatment of low-risk patients after acute myocardial infarction and coronary-artery bypass graft surgery. N Engl J Med (1986) 1.29
Comparison of clinical and genetic variables of cardiac events associated with loud noise versus swimming among subjects with the long QT syndrome. Am J Cardiol (1999) 1.25
The echocardiogram. An ultrasound technic for the detection of pericardial effusion. N Engl J Med (1966) 1.23
Molecular pharmacology of the sodium channel mutation D1790G linked to the long-QT syndrome. Circulation (2000) 1.22
American Heart Association report on the second public access defibrillation conference, April 17-19, 1997. Circulation (1998) 1.21
Functional assignment of Erwinia herbicola Eho10 carotenoid genes expressed in Escherichia coli. Mol Gen Genet (1994) 1.19
Health indicators for Hispanic, black, and white Americans. Vital Health Stat 10 (1984) 1.16
bchFNBH bacteriochlorophyll synthesis genes of Rhodobacter capsulatus and identification of the third subunit of light-independent protochlorophyllide reductase in bacteria and plants. J Bacteriol (1993) 1.16
Efficacy of permanent pacing in the management of high-risk patients with long QT syndrome. Circulation (1991) 1.15
Gender and the relationship between ventricular repolarization and cardiac cycle length during 24-h Holter recordings. Eur Heart J (1997) 1.15
Model for the assessment of heart period and arterial pressure variability interactions and of respiration influences. Med Biol Eng Comput (1994) 1.12
On the possibility that a type of human muscular dystrophy commences in myocardium. Ann N Y Acad Sci (1966) 1.12
Prazosin therapy for refractory variant angina. Am Heart J (1983) 1.10
Permanent pervenous atrial pacing from the coronary vein. Circulation (1970) 1.10
The electrocardiogram in normal newborn infants: correlation with hemodynamic observations. J Pediatr (1965) 1.10
Collaborative meta-analysis of individual participant data from observational studies of Lp-PLA2 and cardiovascular diseases. Eur J Cardiovasc Prev Rehabil (2007) 1.10
Unsuspected echocardiographic abnormality in the long QT syndrome. Diagnostic, prognostic, and pathogenetic implications. Circulation (1991) 1.09
Functional expression of zeaxanthin glucosyltransferase from Erwinia herbicola and a proposed uridine diphosphate binding site. Proc Natl Acad Sci U S A (1992) 1.09
Implantable cardioverter defibrillator therapy: the sickest patients benefit the most. Circulation (2000) 1.09
Late onset complete heart block. Newly recognized sequela of cardiac surgery. Am J Cardiol (1972) 1.09
The Rhodobacter capsulatus chlorin reductase-encoding locus, bchA, consists of three genes, bchX, bchY, and bchZ. J Bacteriol (1993) 1.09
Cardiovascular effects of sustained norepinephrine infusions. II. Morphology. Circ Res (1966) 1.09
Blood pressure in infants children and adolescents. West J Med (1981) 1.09
Transvenous left atrial pacing for the control of recurrent ventricular fibrillation. N Engl J Med (1968) 1.08
Type A behavior and survival after acute myocardial infarction. N Engl J Med (1985) 1.08
The pre-hospital phase of acute myocadial infarction. Circulation (1970) 1.08
T wave alternans in idiopathic long QT syndrome. J Am Coll Cardiol (1994) 1.08
Long-term pervenous atrial pacing from the proximal portion of the coronary vein. JAMA (1969) 1.06
Impact of alcohol consumption on winter sports-related injuries. Med Sci Law (2010) 1.06
Microangiopathic hemolytic anemia and thrombocytopenia in primary pulmonary hypertension. N Engl J Med (1972) 1.06
Central venous oxygen saturations. Value of serial determinations in patients with acute myocardial infarction. JAMA (1970) 1.06
Children's exposure to environmental cigarette smoke before and after birth. Health of our nation's children, United States, 1988. Adv Data (1991) 1.06
Clinical recognition of cor pulmonale in cystic fibrosis. J Pediatr (1971) 1.04