Darshan Dalal

Summary

Affiliation: Johns Hopkins University
Country: USA

Publications

  1. doi request reprint Morphologic variants of familial arrhythmogenic right ventricular dysplasia/cardiomyopathy a genetics-magnetic resonance imaging correlation study
    Darshan Dalal
    Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Am Coll Cardiol 53:1289-99. 2009
  2. pmc Combined cardiac magnetic resonance imaging and C-reactive protein levels identify a cohort at low risk for defibrillator firings and death
    Katherine C Wu
    Division of Cardiology, Johns Hopkins Medical Institutions, Baltimore, MD, USA
    Circ Cardiovasc Imaging 5:178-86. 2012
  3. doi request reprint Incidence and predictors of left atrial thrombus prior to catheter ablation of atrial fibrillation
    Daniel Scherr
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
    J Cardiovasc Electrophysiol 20:379-84. 2009
  4. doi request reprint Conventional pulmonary vein isolation compared with the "box isolation" method: a randomized clinical trial
    Karuna Chilukuri
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    J Interv Card Electrophysiol 32:137-46. 2011
  5. doi request reprint Predictors of high defibrillation threshold in the modern era
    Edward F Lin
    Johns Hopkins University, Baltimore, Maryland, USA
    Pacing Clin Electrophysiol 36:231-7. 2013
  6. doi request reprint Long- and short-term temporal stability of complex fractionated atrial electrograms in human left atrium during atrial fibrillation
    Daniel Scherr
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 20:13-21. 2009
  7. pmc Shared desmosome gene findings in early and late onset arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Boon Yew Tan
    Department of Medicine Cardiology, Johns Hopkins University School of Medicine, Rutland Avenue, Baltimore, MD 21205, USA
    J Cardiovasc Transl Res 3:663-73. 2010
  8. pmc Prospective observational study of implantable cardioverter-defibrillators in primary prevention of sudden cardiac death: study design and cohort description
    Alan Cheng
    Department of Medicine, Johns Hopkins University, Baltimore, MD
    J Am Heart Assoc 2:e000083. 2013
  9. pmc QT-interval duration and mortality rate: results from the Third National Health and Nutrition Examination Survey
    Yiyi Zhang
    Welch Center for Prevention, Epidemiology, and Clinical Research, Johns Hopkins University Bloomberg School of Public Health, 2024 E Monument Street, Baltimore, MD 21205, USA
    Arch Intern Med 171:1727-33. 2011
  10. pmc Recessive arrhythmogenic right ventricular dysplasia due to novel cryptic splice mutation in PKP2
    Mark M Awad
    McKusick Nathans Institute of Genetic Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
    Hum Mutat 27:1157. 2006

Detail Information

Publications68

  1. doi request reprint Morphologic variants of familial arrhythmogenic right ventricular dysplasia/cardiomyopathy a genetics-magnetic resonance imaging correlation study
    Darshan Dalal
    Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Am Coll Cardiol 53:1289-99. 2009
    ....
  2. pmc Combined cardiac magnetic resonance imaging and C-reactive protein levels identify a cohort at low risk for defibrillator firings and death
    Katherine C Wu
    Division of Cardiology, Johns Hopkins Medical Institutions, Baltimore, MD, USA
    Circ Cardiovasc Imaging 5:178-86. 2012
    ....
  3. doi request reprint Incidence and predictors of left atrial thrombus prior to catheter ablation of atrial fibrillation
    Daniel Scherr
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
    J Cardiovasc Electrophysiol 20:379-84. 2009
    ..However, the incidence and predictors of LA thrombus detected with TEE have not been systematically examined in this setting...
  4. doi request reprint Conventional pulmonary vein isolation compared with the "box isolation" method: a randomized clinical trial
    Karuna Chilukuri
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    J Interv Card Electrophysiol 32:137-46. 2011
    ..This study compares the acute and long-term efficacy of the box isolation method with conventional circumferential pulmonary vein isolation (PVI) for catheter ablation of AF...
  5. doi request reprint Predictors of high defibrillation threshold in the modern era
    Edward F Lin
    Johns Hopkins University, Baltimore, Maryland, USA
    Pacing Clin Electrophysiol 36:231-7. 2013
    ..Identification of the predictors of elevated DFT may allow selective application of DFT testing. However, the clinical characteristics of patients with high DFT in the modern era have not been well-defined...
  6. doi request reprint Long- and short-term temporal stability of complex fractionated atrial electrograms in human left atrium during atrial fibrillation
    Daniel Scherr
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 20:13-21. 2009
    ..Complex fractionated atrial electrograms (CFAEs) have been reported as targets for catheter ablation of atrial fibrillation (AF). However, the temporal stability of CFAE sites remains poorly defined...
  7. pmc Shared desmosome gene findings in early and late onset arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Boon Yew Tan
    Department of Medicine Cardiology, Johns Hopkins University School of Medicine, Rutland Avenue, Baltimore, MD 21205, USA
    J Cardiovasc Transl Res 3:663-73. 2010
    ..027). The presence of these variants did not associate with the age of onset of ARVD/C or ventricular tachycardia. These findings highlight the complex interplay of environmental and genetic factors contributing to this condition...
  8. pmc Prospective observational study of implantable cardioverter-defibrillators in primary prevention of sudden cardiac death: study design and cohort description
    Alan Cheng
    Department of Medicine, Johns Hopkins University, Baltimore, MD
    J Am Heart Assoc 2:e000083. 2013
    ....
  9. pmc QT-interval duration and mortality rate: results from the Third National Health and Nutrition Examination Survey
    Yiyi Zhang
    Welch Center for Prevention, Epidemiology, and Clinical Research, Johns Hopkins University Bloomberg School of Public Health, 2024 E Monument Street, Baltimore, MD 21205, USA
    Arch Intern Med 171:1727-33. 2011
    ....
  10. pmc Recessive arrhythmogenic right ventricular dysplasia due to novel cryptic splice mutation in PKP2
    Mark M Awad
    McKusick Nathans Institute of Genetic Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
    Hum Mutat 27:1157. 2006
    ..The possibility of cryptic or alternative splicing should be considered with identification of apparently synonymous nucleotide substitutions in this gene...
  11. doi request reprint Outcomes in patients requiring cardioversion following catheter ablation of atrial fibrillation
    Karuna Chilukuri
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 21:27-32. 2010
    ..This study reports the outcomes of patients who underwent cardioversion for persistent AF or atrial flutter following an AF ablation procedure...
  12. doi request reprint Incidence and predictors of periprocedural cerebrovascular accident in patients undergoing catheter ablation of atrial fibrillation
    Daniel Scherr
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 20:1357-63. 2009
    ..Cerebrovascular accident (CVA) is a serious complication of catheter ablation of atrial fibrillation (AF). The incidence and clinical predictors of periprocedural CVA in patients undergoing AF ablation are not fully understood...
  13. ncbi request reprint Impact of heart rhythm status on registration accuracy of the left atrium for catheter ablation of atrial fibrillation
    Jun Dong
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 18:1269-76. 2007
    ..However, the impact of the heart rhythm change on the accuracy of left atrium (LA) registration has not been studied...
  14. doi request reprint Transoesophageal echocardiography predictors of periprocedural cerebrovascular accident in patients undergoing catheter ablation of atrial fibrillation
    Karuna Chilukuri
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, 4940 Eastern Avenue, A 1 East, Baltimore, MD 21224, USA
    Europace 12:1543-9. 2010
    ....
  15. ncbi request reprint Utility of tissue Doppler and strain echocardiography in arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Kalpana R Prakasa
    Division of Cardiology, The Johns Hopkins University, Baltimore, Maryland, USA
    Am J Cardiol 100:507-12. 2007
    ..Peak RV systolic velocity <7.5 cm/s and peak RV strain <18% best identify patients with ARVD...
  16. ncbi request reprint Automated detection and characterization of complex fractionated atrial electrograms in human left atrium during atrial fibrillation
    Daniel Scherr
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    Heart Rhythm 4:1013-20. 2007
    ..Complex fractionated atrial electrograms (CFAEs) have been reported as ablative targets for the treatment of atrial fibrillation (AF). However, the process of CFAE identification is highly dependent on the operator's judgment...
  17. ncbi request reprint Atrial volume reduction following catheter ablation of atrial fibrillation and relation to reduction in pulmonary vein size: an evaluation using magnetic resonance angiography
    Vinod K Jayam
    Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD 21287 0409, USA
    J Interv Card Electrophysiol 13:107-14. 2005
    ..The purpose of this study was to evaluate the impact of segmental isolation of PVs on volume of left atrium and its relation to the decrease in the size of the pulmonary veins...
  18. ncbi request reprint Predictive value of obstructive sleep apnoea assessed by the Berlin Questionnaire for outcomes after the catheter ablation of atrial fibrillation
    Karuna Chilukuri
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Europace 11:896-901. 2009
    ..The purpose of this study is to determine whether OSA assessed by the simple tool, the Berlin Questionnaire (BQ), is useful in predicting the efficacy of catheter ablation of AF...
  19. doi request reprint Complications of catheter ablation for atrial fibrillation: incidence and predictors
    David D Spragg
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 19:627-31. 2008
    ..We conducted a retrospective analysis of 641 consecutive ablation procedures to assess complication rates, temporal trends, and clinical predictors of adverse outcomes...
  20. doi request reprint Dual antiplatelet therapy and heparin "bridging" significantly increase the risk of bleeding complications after pacemaker or implantable cardioverter-defibrillator device implantation
    Christine Tompkins
    Johns Hopkins Hospital, Baltimore, Maryland, USA
    J Am Coll Cardiol 55:2376-82. 2010
    ..This study was designed to assess the risk of significant bleeding complications in patients receiving antiplatelet or anticoagulation medications at the time of implantable cardioverter-defibrillator (ICD) device implantation...
  21. ncbi request reprint Circumferential ablation with pulmonary vein isolation in permanent atrial fibrillation
    Aamir Cheema
    Department of Medicine, Division of Cardiology, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    Am J Cardiol 99:1425-8. 2007
    ..In conclusion, study results suggest that circumferential ablation with PV isolation has moderate efficacy in patients with permanent AF. Efficacy is limited in those in continuous AF for >12 months...
  22. doi request reprint Outcomes of catheter ablation of ventricular tachycardia in arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Binu Philips
    Division of Cardiology, Department of Medicine, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Circ Arrhythm Electrophysiol 5:499-505. 2012
    ..The overall objective of the present study was to assess the efficacy of radiofrequency catheter ablation (RFA) of VT in ARVD/C, with particular focus on newer ablation strategies, including epicardial catheter ablation...
  23. ncbi request reprint Comparison of novel echocardiographic parameters of right ventricular function with ejection fraction by cardiac magnetic resonance
    Jianwen Wang
    Division of Cardiology, The Johns Hopkins University, Baltimore, Maryland, USA
    J Am Soc Echocardiogr 20:1058-64. 2007
    ..We sought to determine which echocardiographic variable or variables best correlated with RV ejection fraction (RVEF) by cardiac magnetic resonance...
  24. ncbi request reprint Incidence and outcomes of protamine reactions in patients undergoing catheter ablation of atrial fibrillation
    Karuna Chilukuri
    Department of Medicine, Division of Cardiology, School of Medicine, Johns Hopkins University, Baltimore, MD, USA
    J Interv Card Electrophysiol 25:175-81. 2009
    ..The purpose of this study is to describe the incidence and outcome of protamine reactions and analyze the risk factors in patients undergoing catheter ablation of AF...
  25. ncbi request reprint A prospective study evaluating the role of obesity and obstructive sleep apnea for outcomes after catheter ablation of atrial fibrillation
    Karuna Chilukuri
    Department of Medicine, Division of Cardiology, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 21:521-5. 2010
    ..The purpose of this study was to prospectively determine the effects of obesity, assessed by the body mass index (BMI) and OSA on the efficacy of catheter ablation of AF...
  26. ncbi request reprint Long-term efficacy of catheter ablation of ventricular tachycardia in patients with arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Darshan Dalal
    Division of Cardiology, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Am Coll Cardiol 50:432-40. 2007
    ..Particular focus was placed on defining the single-procedure efficacy over long-term follow-up...
  27. ncbi request reprint Long-term single procedure efficacy of catheter ablation of atrial fibrillation
    Aamir Cheema
    Department of Medicine, Division of Cardiology, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    J Interv Card Electrophysiol 15:145-55. 2006
    ..Two important limitations of the data regarding the outcomes of catheter ablation of atrial fibrillation (AF) are the short-term follow-up used in most published studies and the lack of single-procedure outcomes...
  28. ncbi request reprint Penetrance of mutations in plakophilin-2 among families with arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Darshan Dalal
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
    J Am Coll Cardiol 48:1416-24. 2006
    ....
  29. ncbi request reprint Initial experience in the use of integrated electroanatomic mapping with three-dimensional MR/CT images to guide catheter ablation of atrial fibrillation
    Jun Dong
    Department of Medicine, John Hopkins University School of Medicine, Baltimore, MD 21287 0409, USA
    J Cardiovasc Electrophysiol 17:459-66. 2006
    ..No prior studies have reported the use of integrated electroanatomic mapping with preacquired magnetic resonance/computed tomographic (MR/CT) images to guide catheter ablation of atrial fibrillation (AF) in a series of patients...
  30. ncbi request reprint Incidence and predictors of pulmonary vein stenosis following catheter ablation of atrial fibrillation using the anatomic pulmonary vein ablation approach: results from paired magnetic resonance imaging
    Jun Dong
    Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland 21287, USA
    J Cardiovasc Electrophysiol 16:845-52. 2005
    ..There are currently no studies systematically evaluating pulmonary vein (PV) stenosis following catheter ablation of atrial fibrillation (AF) using the anatomic PV ablation approach...
  31. pmc A new electrocardiogram marker to identify patients at low risk for ventricular tachyarrhythmias: sum magnitude of the absolute QRST integral
    Larisa G Tereshchenko
    The Division of Cardiology, Department of Medicine, Johns Hopkins Hospital, Baltimore, MD, USA
    J Electrocardiol 44:208-16. 2011
    ..We proposed and tested a novel electrocardiogram marker of risk of ventricular arrhythmias (VAs)...
  32. doi request reprint Reader- and instrument-dependent variability in the electrocardiographic assessment of arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Rahul Jain
    Department of Medicine Cardiology, Johns Hopkins University, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 22:561-8. 2011
    ..This study was aimed at examining the variability in the ECG interpretation resulting from the same reader, different readers, and using different ECG-resolutions...
  33. ncbi request reprint Incidence and time course of early recovery of pulmonary vein conduction after catheter ablation of atrial fibrillation
    Aamir Cheema
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland 21287 0409, USA
    J Cardiovasc Electrophysiol 18:387-91. 2007
    ..Although it is well recognized that recovery of pulmonary vein (PV) conduction is common among patients who fail atrial fibrillation (AF) ablation, little is known about the precise time course of recurrence...
  34. ncbi request reprint Evolving role of multidetector computed tomography in evaluation of arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Chandra Bomma
    Division of Cardiology, The Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    Am J Cardiol 100:99-105. 2007
    ..Limitations include implantable cardioverter-defibrillators and motion artifacts, along with well-known radiation and contrast-induced reaction...
  35. ncbi request reprint Arrhythmogenic right ventricular dysplasia: a United States experience
    Darshan Dalal
    Division of Cardiology, The Johns Hopins University School of Medicine, Baltimore, MD, USA
    Circulation 112:3823-32. 2005
    ..The purpose of our study was to describe the presentation, clinical features, survival, and natural history of ARVD in a large cohort of patients from the United States...
  36. ncbi request reprint Prevalence and pathophysiologic attributes of ventricular dyssynchrony in arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Laurens F Tops
    Division of Cardiology, Department of Medicine, Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    J Am Coll Cardiol 54:445-51. 2009
    ..This study sought to investigate the prevalence and mechanisms underlying right ventricular (RV) dyssynchrony in arrhythmogenic right ventricular dysplasia/cardiomyopathy (ARVD/C) using tissue Doppler echocardiography (TDE)...
  37. pmc Late gadolinium enhancement by cardiovascular magnetic resonance heralds an adverse prognosis in nonischemic cardiomyopathy
    Katherine C Wu
    Division of Cardiology, Department of Medicine, Johns Hopkins Medical Institutions, Baltimore, Maryland 21287, USA
    J Am Coll Cardiol 51:2414-21. 2008
    ..We examined whether the presence and extent of late gadolinium enhancement (LGE) by cardiovascular magnetic resonance (CMR) predict adverse outcomes in nonischemic cardiomyopathy (NICM) patients...
  38. ncbi request reprint Long-term safety and efficacy of circumferential ablation with pulmonary vein isolation
    Aamir Cheema
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland 21287 0409, USA
    J Cardiovasc Electrophysiol 17:1080-5. 2006
    ..Each of the two main approaches to catheter ablation of atrial fibrillation (AF, segmental and circumferential) is associated with moderate long-term efficacy...
  39. pmc Comprehensive desmosome mutation analysis in north americans with arrhythmogenic right ventricular dysplasia/cardiomyopathy
    A Dénise den Haan
    Department of Medicine Cardiology, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA
    Circ Cardiovasc Genet 2:428-35. 2009
    ..We report comprehensive desmosome genetic analysis for 100 North Americans with clinically confirmed or suspected ARVD/C...
  40. doi request reprint Demographic profile of patients undergoing catheter ablation of atrial fibrillation
    Hana Hoyt
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 22:994-8. 2011
    ..Catheter ablation is a widely accepted treatment for drug refractory atrial fibrillation (AF). The purpose of our study was to examine secular trends in the demographic profile of patients undergoing AF ablation...
  41. pmc Prolonged RV endocardial activation duration: a novel marker of arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Harikrishna Tandri
    Division of Cardiology, The Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    Heart Rhythm 6:769-75. 2009
    ..Parietal block, defined as intra right ventricular (RV) conduction slowing, is a major diagnostic criterion for arrhythmogenic right ventricular dysplasia/cardiomyopathy (ARVD/C)...
  42. ncbi request reprint Feasibility and variability of three dimensional echocardiography in arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Kalpana R Prakasa
    Division of Cardiology, Johns Hopkins University, Baltimore, Maryland, USA
    Am J Cardiol 97:703-9. 2006
    ..In conclusion, 3DE measurements of RV volumes and ejection fractions closely correlate with CMR values and may be useful in the follow-up of patients with ARVD/C...
  43. ncbi request reprint Predictors of appropriate implantable defibrillator therapies in patients with arrhythmogenic right ventricular dysplasia
    Jonathan P Piccini
    Division of Cardiology, Department of Medicine, The Johns Hopkins Hospital, 600 N Wolfe Street, Carnegie 592, Baltimore, MD 21287, USA
    Heart Rhythm 2:1188-94. 2005
    ..The risk factors for sudden death and indications for implantable cardioverter-defibrillator (ICD) placement in patients with ARVD are not well defined...
  44. pmc Beat-to-beat three-dimensional ECG variability predicts ventricular arrhythmia in ICD recipients
    Larisa G Tereshchenko
    Division of Cardiology, Department of Medicine, Johns Hopkins Hospital, Baltimore, Maryland, USA
    Heart Rhythm 7:1606-13. 2010
    ..Methodological difficulties associated with QT measurements prompt the search for new electrocardiographic markers of repolarization heterogeneity...
  45. ncbi request reprint Regional differences in systolic and diastolic function in arrhythmogenic right ventricular dysplasia/cardiomyopathy using magnetic resonance imaging
    Chandra Bomma
    Division of Cardiology Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland 21287, USA
    Am J Cardiol 95:1507-11. 2005
    ..In this study, we report results of quantitative evaluation of biventricular global and regional function using peak ejection rate and peak filling rate as measures of systolic and diastolic function, respectively (volumetric method)...
  46. pmc Sex-steroid hormones and electrocardiographic QT-interval duration: findings from the third National Health and Nutrition Examination Survey and the Multi-Ethnic Study of Atherosclerosis
    Yiyi Zhang
    Department of Epidemiology, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland, USA
    Am J Epidemiol 174:403-11. 2011
    ..The findings suggest that testosterone levels may explain differences in QT-interval duration between men and women and could be a contributor to population variability in QT-interval duration among men...
  47. ncbi request reprint Clinical features of arrhythmogenic right ventricular dysplasia/cardiomyopathy associated with mutations in plakophilin-2
    Darshan Dalal
    Division of Cardiology, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA
    Circulation 113:1641-9. 2006
    ..The purpose of our study was to validate the frequency of PKP2 mutations in another large series of ARVD/C patients and to examine the phenotypic characteristics associated with PKP2 mutations...
  48. ncbi request reprint Association of body mass index, metabolic syndrome, and leukocyte count
    Milind Y Desai
    Ciccarone Preventive Cardiology Center, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    Am J Cardiol 97:835-8. 2006
    ..29, p = 0.42) and groups 3 and 4 (coefficient 0.25, p = 0.41). The association between obesity and leukocyte count was highly dependent on the presence of MS...
  49. pmc Electrocardiographic QT interval and mortality: a meta-analysis
    Yiyi Zhang
    Department of Epidemiology, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD 21205, USA
    Epidemiology 22:660-70. 2011
    ..However, the implications of variations in QT-interval length within normal limits for mortality in the general population are still unclear...
  50. ncbi request reprint Electrocardiographic findings over time in arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Jonathan P Piccini
    Division of Cardiology, Department of Medicine, Johns Hopkins Medical Institutions, Baltimore, Maryland, USA
    Am J Cardiol 96:122-6. 2005
    ..Over a median of 43 months, 89% of the patients had evidence of progression, with S-wave prolongation being the most prevalent marker of ECG progression...
  51. doi request reprint Prospective comparison of the diagnostic utility of a standard event monitor versus a "leadless" portable ECG monitor in the evaluation of patients with palpitations
    Daniel Scherr
    Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, 600 North Wolfe Street, Carnegie 568, Baltimore, MD 21287, USA
    J Interv Card Electrophysiol 22:39-44. 2008
    ..The aim of this prospective study was to compare a new "leadless" ambulatory monitor with a standard event monitor in the evaluation of patients with palpitations...
  52. ncbi request reprint Magnetic resonance imaging of arrhythmogenic right ventricular dysplasia: sensitivity, specificity, and observer variability of fat detection versus functional analysis of the right ventricle
    Harikrishna Tandri
    Division of Cardiology, Department of Medicine, Johns Hopkins University, Baltimore, Maryland, USA
    J Am Coll Cardiol 48:2277-84. 2006
    ....
  53. pmc Failure in short-term prediction of ventricular tachycardia and ventricular fibrillation from continuous electrocardiogram in intensive care unit patients
    Molly Sachdev
    Department of Medicine, The Johns Hopkins University School of Medicine, Baltimore, MD 21287 0409, USA
    J Electrocardiol 43:400-7. 2010
    ..We sought to test whether electrocardiographic (ECG) markers of autonomic tone, ventricular irritability, and repolarization lability could be used in short-term prediction of ventricular arrhythmias in this patient population...
  54. doi request reprint Ibutilide-induced changes in the temporal lability of ventricular repolarization in patients with and without structural heart disease
    Alan Cheng
    Section for Cardiac Electrophysiology, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 20:873-9. 2009
    ..We sought to define the effects of ibutilide on the temporal lability of ventricular repolarization in patients with and without structural heart disease...
  55. ncbi request reprint Safety and efficacy of circumferential pulmonary vein catheter ablation of atrial fibrillation
    Chandrasekhar R Vasamreddy
    Department of Medicine, Division of Cardiology, Johns Hopkins University School of Medicine, Baltimore, Maryland 21287, USA
    Heart Rhythm 2:42-8. 2005
    ..The purpose of this study was to report the safety, efficacy, and predictors of recurrence of circumferential pulmonary vein (PV) catheter ablation in patients with atrial fibrillation (AF)...
  56. pmc Serum 25-hydroxyvitamin D, calcium, phosphorus, and electrocardiographic QT interval duration: findings from NHANES III and ARIC
    Yiyi Zhang
    Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, 2024 East Monument Street, Baltimore, Maryland 21205, USA
    J Clin Endocrinol Metab 96:1873-82. 2011
    ....
  57. doi request reprint Incidence and predictors of implantable cardioverter-defibrillator therapy in patients with arrhythmogenic right ventricular dysplasia/cardiomyopathy undergoing implantable cardioverter-defibrillator implantation for primary prevention
    Aditya Bhonsale
    Division of Cardiology, The Johns Hopkins University School of Medicine, Baltimore, MD, USA
    J Am Coll Cardiol 58:1485-96. 2011
    ....
  58. pmc DSG2 mutations contribute to arrhythmogenic right ventricular dysplasia/cardiomyopathy
    Mark M Awad
    McKusick Nathans Institute of Genetic Medicine, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA
    Am J Hum Genet 79:136-42. 2006
    ..We report that mutations in DSG2 contribute to the development of ARVD/C...
  59. ncbi request reprint Progressive dilation of the ascending aorta in children with isolated bicuspid aortic valve
    Kathryn W Holmes
    Department of Pediatrics, Johns Hopkins University, Baltimore, Maryland, USA
    Am J Cardiol 99:978-83. 2007
    ..06 for both). In conclusion, the progression of AA diameter in patients with normal z scores on initial examination suggests that serial echocardiograms are required to screen for the development of significant aortic dilation...
  60. pmc Diagnostic and prognostic utility of electrocardiography for left ventricular hypertrophy defined by magnetic resonance imaging in relationship to ethnicity: the Multi-Ethnic Study of Atherosclerosis (MESA)
    Aditya Jain
    Department of Radiology, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Am Heart J 159:652-8. 2010
    ..Ethnicity is believed to affect electrocardiographic (ECG) performance. We evaluated the diagnostic and prognostic performance of ECG for left ventricular hypertrophy (LVH) as defined by MRI in relationship to ethnicity...
  61. ncbi request reprint Symptomatic and asymptomatic atrial fibrillation in patients undergoing radiofrequency catheter ablation
    Chandrasekhar R Vasamreddy
    Division of Cardiology, The Johns Hopkins Hospital, Baltimore, Maryland, USA
    J Cardiovasc Electrophysiol 17:134-9. 2006
    ....
  62. ncbi request reprint Meta-analysis: high-dosage vitamin E supplementation may increase all-cause mortality
    Edgar R Miller
    The Johns Hopkins School of Medicine, and The Welch Center for Prevention, Epidemiology and Clinical Research, The Johns Hopkins Medical Institutions, Baltimore, Maryland 21205 2223, USA
    Ann Intern Med 142:37-46. 2005
    ..However, several trials of high-dosage vitamin E supplementation showed non-statistically significant increases in total mortality...
  63. pmc Coffee, alcohol, smoking, physical activity and QT interval duration: results from the Third National Health and Nutrition Examination Survey
    Yiyi Zhang
    Department of Epidemiology, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, United States of America
    PLoS ONE 6:e17584. 2011
    ..However, there is substantial uncertainty about the effect of modifiable factors such as coffee intake, cigarette smoking, alcohol consumption, and physical activity on QT interval duration...
  64. ncbi request reprint Electrocardiographic features of arrhythmogenic right ventricular dysplasia/cardiomyopathy according to disease severity: a need to broaden diagnostic criteria
    Khurram Nasir
    Department of Medicine, The Johns Hopkins University, Baltimore, MD, USA
    Circulation 110:1527-34. 2004
    ..The purpose of this study was to systematically study diagnostic and prognostic electrocardiographic (ECG) characteristics of arrhythmogenic right ventricle dysplasia/cardiomyopathy (ARVD/C)...
  65. ncbi request reprint Integrated electroanatomic mapping with three-dimensional computed tomographic images for real-time guided ablations
    Jun Dong
    Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Circulation 113:186-94. 2006
    ..This study sought to evaluate the accuracy of the first clinically available image integration system for catheter ablation on 3-dimensional (3D) computed tomography (CT) images in real time...
  66. doi request reprint Efficacy of multidisciplinary outpatient management (MOM) program in long term heart failure care
    Rahul Jain
    Division of Cardiology, Saint Agnes Hospital, Baltimore, MD, USA
    South Med J 103:131-7. 2010
    ..Heart failure (HF) management programs worldwide have reported conflicting outcomes in the past...
  67. ncbi request reprint Radiation exposure during catheter ablation of atrial fibrillation
    Lars Lickfett
    Division of Cardiology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Circulation 110:3003-10. 2004
    ..The purpose of this study was to determine the radiation exposure during catheter ablation of atrial fibrillation (AF) using the pulmonary vein (PV) approach...
  68. ncbi request reprint Relation of serum uric acid with metabolic risk factors in asymptomatic middle-aged Brazilian men
    Milind Y Desai
    Ciccarone Preventive Cardiology Center, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    Am J Cardiol 95:865-8. 2005
    ..6 +/- 1.2 vs 5.87 +/- 1 mg/dl, p <0.001)...