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Wendy Tzou

TitleAssociate Professor
InstitutionUniversity of Colorado Denver - Anschutz Medical Campus
DepartmentSOM-MED
Phone720/848-6510

    Collapse Bibliographic 
    Collapse selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Vergara P, Tung R, Vaseghi M, Brombin C, Frankel D, Di Biase L, Nagashima K, Tedrow U, Tzou WS, Sauer WH, Mathuria N, Nakahara S, Vakil K, Tholakanahalli V, Bunch TJ, Weiss JP, Dickfeld T, Vunnam R, Lakireddy D, Burkhardt JD, Correra A, Santangeli P, Callans D, Natale A, Marchlinski F, Stevenson WG, Shivkumar K, Della Bella P. Successful ventricular tachycardia ablation in patients with electrical storm reduces recurrences and improves survival. Heart Rhythm. 2017 Aug 24. PMID: 28843418.
      View in: PubMed
    2. Tzou WS, Tung R, Frankel DS, Di Biase L, Santangeli P, Vaseghi M, Bunch TJ, Weiss JP, Tholakanahalli VN, Lakkireddy D, Vunnam R, Dickfeld T, Mathuria N, Tedrow U, Vergara P, Vakil K, Nakahara S, Burkhardt JD, Stevenson WG, Callans DJ, Della Bella P, Natale A, Shivkumar K, Marchlinski FE, Sauer WH. Outcomes after repeat ablation of ventricular tachycardia in structural heart disease: An analysis from the International VT Ablation Center Collaborative Group. Heart Rhythm. 2017 Jul; 14(7):991-997. PMID: 28506710.
      View in: PubMed
    3. Santangeli P, Frankel DS, Tung R, Vaseghi M, Sauer WH, Tzou WS, Mathuria N, Nakahara S, Dickfeldt TM, Lakkireddy D, Bunch TJ, Di Biase L, Natale A, Tholakanahalli V, Tedrow UB, Kumar S, Stevenson WG, Della Bella P, Shivkumar K, Marchlinski FE, Callans DJ. Early Mortality After Catheter Ablation of Ventricular Tachycardia in Patients With Structural Heart Disease. J Am Coll Cardiol. 2017 May 02; 69(17):2105-2115. PMID: 28449770.
      View in: PubMed
    4. Zipse MM, Tzou WS. Resynchronization Therapy in Cardiac Sarcoidosis and Severe Heart Failure: When Good May Not Be Good Enough. J Cardiovasc Electrophysiol. 2017 Feb; 28(2):182-184. PMID: 27925330.
      View in: PubMed
    5. Tzou WS, Tung R, Frankel DS, Vaseghi M, Bunch TJ, Di Biase L, Tholakanahalli VN, Lakkireddy D, Dickfeld T, Saliaris A, Weiss JP, Mathuria N, Tedrow U, Afzal MR, Vergara P, Nagashima K, Patel M, Nakahara S, Vakil K, Burkhardt JD, Tseng CH, Natale A, Shivkumar K, Callans DJ, Stevenson WG, Della Bella P, Marchlinski FE, Sauer WH. Ventricular Tachycardia Ablation in Severe Heart Failure: An International Ventricular Tachycardia Ablation Center Collaboration Analysis. Circ Arrhythm Electrophysiol. 2017 Jan; 10(1). PMID: 28082527.
      View in: PubMed
    6. Frankel DS, Tung R, Santangeli P, Tzou WS, Vaseghi M, Di Biase L, Nagashima K, Tedrow U, Bunch TJ, Tholakanahalli VN, Dendi R, Reddy M, Lakkireddy D, Dickfeld T, Weiss JP, Mathuria N, Vergara P, Patel M, Nakahara S, Vakil K, Sauer WH, Callans DJ, Natale A, Stevenson WG, Della Bella P, Shivkumar K, Marchlinski FE. Sex and Catheter Ablation for Ventricular Tachycardia: An International Ventricular Tachycardia Ablation Center Collaborative Group Study. JAMA Cardiol. 2016 Nov 01; 1(8):938-944. PMID: 27556589.
      View in: PubMed
    7. Flint K, Tzou WS. Pacing-Induced Cardiomyopathy: "It's Tough to Make Predictions, Especially About the Future"*. J Cardiovasc Electrophysiol. 2016 Oct; 27(10):1180-1182. PMID: 27502329.
      View in: PubMed
    8. Nguyen DT, Tzou WS, Brunnquell M, Zipse M, Schuller JL, Zheng L, Aleong RA, Sauer WH. Clinical and biophysical evaluation of variable bipolar configurations during radiofrequency ablation for treatment of ventricular arrhythmias. Heart Rhythm. 2016 Nov; 13(11):2161-2171. PMID: 27424078.
      View in: PubMed
    9. Nguyen DT, Tzou WS, Zheng L, Barham W, Schuller JL, Shillinglaw B, Quaife RA, Sauer WH. Enhanced Radiofrequency Ablation With Magnetically Directed Metallic Nanoparticles. Circ Arrhythm Electrophysiol. 2016 May; 9(5). PMID: 27162034.
      View in: PubMed
    10. Gonzalez JE, Tzou W, Sauer WH, Nguyen DT. Ventricular Tachycardia in a Patient with Biventricular Noncompaction. Card Electrophysiol Clin. 2016 Mar; 8(1):139-44. PMID: 26920182.
      View in: PubMed
    11. Sauer WH, Steckman DA, Zipse MM, Tzou WS, Aleong RG. High-power bipolar ablation for incessant ventricular tachycardia utilizing a deep midmyocardial septal circuit. HeartRhythm Case Rep. 2015 Nov; 1(6):397-400. PMID: 28491595.
      View in: PubMed
    12. Nguyen DT, Barham W, Zheng L, Dinegar S, Tzou WS, Sauer WH. Effect of radiofrequency energy delivery in proximity to metallic medical device components. Heart Rhythm. 2015 Oct; 12(10):2162-9. PMID: 26048195.
      View in: PubMed
    13. Tung R, Vaseghi M, Frankel DS, Vergara P, Di Biase L, Nagashima K, Yu R, Vangala S, Tseng CH, Choi EK, Khurshid S, Patel M, Mathuria N, Nakahara S, Tzou WS, Sauer WH, Vakil K, Tedrow U, Burkhardt JD, Tholakanahalli VN, Saliaris A, Dickfeld T, Weiss JP, Bunch TJ, Reddy M, Kanmanthareddy A, Callans DJ, Lakkireddy D, Natale A, Marchlinski F, Stevenson WG, Della Bella P, Shivkumar K. Freedom from recurrent ventricular tachycardia after catheter ablation is associated with improved survival in patients with structural heart disease: An International VT Ablation Center Collaborative Group study. Heart Rhythm. 2015 Sep; 12(9):1997-2007. PMID: 26031376; PMCID: PMC4549209.
    14. Katz DF, Turakhia MP, Sauer WH, Tzou WS, Heath RR, Zipse MM, Aleong RG, Varosy PD, Kao DP. Safety of ventricular tachycardia ablation in clinical practice: findings from 9699 hospital discharge records. Circ Arrhythm Electrophysiol. 2015 Apr; 8(2):362-70. PMID: 25688143.
      View in: PubMed
    15. Tzou WS, Frankel DS, Hegeman T, Supple GE, Garcia FC, Santangeli P, Katz DF, Sauer WH, Marchlinski FE. Core isolation of critical arrhythmia elements for treatment of multiple scar-based ventricular tachycardias. Circ Arrhythm Electrophysiol. 2015 Apr; 8(2):353-61. PMID: 25681389.
      View in: PubMed
    16. Nguyen DT, Barham W, Zheng L, Shillinglaw B, Tzou WS, Neltner B, Mestroni L, Bosi S, Ballerini L, Prato M, Sauer WH. Carbon nanotube facilitation of myocardial ablation with radiofrequency energy. J Cardiovasc Electrophysiol. 2014 Dec; 25(12):1385-90. PMID: 25091811.
      View in: PubMed
    17. Borne RT, Peterson PN, Greenlee R, Heidenreich PA, Wang Y, Curtis JP, Tzou WS, Varosy PD, Kremers MS, Masoudi FA. Temporal trends in patient characteristics and outcomes among Medicare beneficiaries undergoing primary prevention implantable cardioverter-defibrillator placement in the United States, 2006-2010. Results from the National Cardiovascular Data Registry's Implantable Cardioverter-Defibrillator Registry. Circulation. 2014 Sep 02; 130(10):845-53. PMID: 25095884.
      View in: PubMed
    18. Aldhoon B, Tzou WS, Riley MP, Lin D, Callans DJ, Hutchinson MD, Dixit S, Garcia FC, Zado ES, Marchlinski FE. Nonischemic cardiomyopathy substrate and ventricular tachycardia in the setting of coronary artery disease. Heart Rhythm. 2013 Nov; 10(11):1622-7. PMID: 23973949.
      View in: PubMed
    19. Tzou WS, Russo AM. Luminal esophageal temperature monitoring for the prevention of esophageal injury during left atrial ablation: LET it be? J Cardiovasc Electrophysiol. 2013 Sep; 24(9):965-7. PMID: 23869691.
      View in: PubMed
    20. Kapa S, Epstein AE, Callans DJ, Garcia FC, Lin D, Bala R, Riley MP, Hutchinson MD, Gerstenfeld EP, Tzou W, Marchlinski FE, Frankel DS, Cooper JM, Supple G, Deo R, Verdino RJ, Patel VV, Dixit S. Assessing arrhythmia burden after catheter ablation of atrial fibrillation using an implantable loop recorder: the ABACUS study. J Cardiovasc Electrophysiol. 2013 Aug; 24(8):875-81. PMID: 23577826.
      View in: PubMed
    21. Tzou WS, Nguyen DT, Aleong RG, Varosy PD, Katz DF, Heath RR, Schuller JL, Lowery CM, Lewkowiez L, Sauer WH. Endocardial electrogram characteristics of epicardial ventricular arrhythmias. J Cardiovasc Electrophysiol. 2013 Jun; 24(6):649-54. PMID: 23397974.
      View in: PubMed
    22. Campos B, Jauregui ME, Park KM, Mountantonakis SE, Gerstenfeld EP, Haqqani H, Garcia FC, Hutchinson MD, Callans DJ, Dixit S, Lin D, Riley MP, Tzou W, Cooper JM, Bala R, Zado ES, Marchlinski FE. New unipolar electrogram criteria to identify irreversibility of nonischemic left ventricular cardiomyopathy. J Am Coll Cardiol. 2012 Nov 20; 60(21):2194-204. PMID: 23103045.
      View in: PubMed
    23. Lowery CM, Tzou WS, Aleong RG, Nguyen DT, Varosy PD, Katz DF, Heath RR, Schuller JL, Lewkowiez L, Sauer WH. Use of stored implanted cardiac defibrillator electrograms in catheter ablation of ventricular fibrillation. Pacing Clin Electrophysiol. 2013 Jan; 36(1):76-85. PMID: 23078144.
      View in: PubMed
    24. Betensky BP, Deyell MW, Tzou WS, Zado ES, Marchlinski FE. Sinus rhythm electrocardiogram identification of basal-lateral ischemic versus nonischemic substrate in patients with ventricular tachycardia. J Interv Card Electrophysiol. 2012 Dec; 35(3):311-21; discussion 321. PMID: 22886550.
      View in: PubMed
    25. Haqqani HM, Tschabrunn CM, Betensky BP, Lavi N, Tzou WS, Zado ES, Marchlinski FE. Layered activation of epicardial scar in arrhythmogenic right ventricular dysplasia: possible substrate for confined epicardial circuits. Circ Arrhythm Electrophysiol. 2012 Aug 01; 5(4):796-803. PMID: 22634228.
      View in: PubMed
    26. Frankel DS, Mountantonakis SE, Zado ES, Anter E, Bala R, Cooper JM, Deo R, Dixit S, Epstein AE, Garcia FC, Gerstenfeld EP, Hutchinson MD, Lin D, Patel VV, Riley MP, Robinson MR, Tzou WS, Verdino RJ, Callans DJ, Marchlinski FE. Noninvasive programmed ventricular stimulation early after ventricular tachycardia ablation to predict risk of late recurrence. J Am Coll Cardiol. 2012 Apr 24; 59(17):1529-35. PMID: 22516442.
      View in: PubMed
    27. Jauregui Abularach ME, Campos B, Park KM, Tschabrunn CM, Frankel DS, Park RE, Gerstenfeld EP, Mountantonakis SE, Mountantonakis S, Garcia FC, Dixit S, Tzou WS, Hutchinson MD, Lin D, Riley MP, Cooper JM, Bala R, Callans DJ, Marchlinski FE. Ablation of ventricular arrhythmias arising near the anterior epicardial veins from the left sinus of Valsalva region: ECG features, anatomic distance, and outcome. Heart Rhythm. 2012 Jun; 9(6):865-73. PMID: 22306618.
      View in: PubMed
    28. Saghy L, Callans DJ, Garcia F, Lin D, Marchlinski FE, Riley M, Dixit S, Tzou WS, Haqqani HM, Pap R, Kim S, Gerstenfeld EP. Is there a relationship between complex fractionated atrial electrograms recorded during atrial fibrillation and sinus rhythm fractionation? Heart Rhythm. 2012 Feb; 9(2):181-8. PMID: 21946341.
      View in: PubMed
    29. Bala R, Ren JF, Hutchinson MD, Desjardins B, Tschabrunn C, Gerstenfeld EP, Deo R, Dixit S, Garcia FC, Cooper J, Lin D, Riley MP, Tzou WS, Verdino R, Epstein AE, Callans DJ, Marchlinski FE. Assessing epicardial substrate using intracardiac echocardiography during VT ablation. Circ Arrhythm Electrophysiol. 2011 Oct; 4(5):667-73. PMID: 21880675; PMCID: PMC3220997.
    30. Tzou WS, Zado ES, Lin D, Callans DJ, Dixit S, Cooper JM, Bala R, Garcia F, Hutchinson MD, Riley MP, Deo R, Gerstenfeld EP, Marchlinski FE. Sinus rhythm ECG criteria associated with basal-lateral ventricular tachycardia substrate in patients with nonischemic cardiomyopathy. J Cardiovasc Electrophysiol. 2011 Dec; 22(12):1351-8. PMID: 21736660.
      View in: PubMed
    31. Tzou WS, Sághy L, Lin D. Termination of persistent atrial fibrillation during left atrial mapping. J Cardiovasc Electrophysiol. 2011 Oct; 22(10):1171-3. PMID: 21539640.
      View in: PubMed
    32. Haqqani HM, Tschabrunn CM, Tzou WS, Dixit S, Cooper JM, Riley MP, Lin D, Hutchinson MD, Garcia FC, Bala R, Verdino RJ, Callans DJ, Gerstenfeld EP, Zado ES, Marchlinski FE. Isolated septal substrate for ventricular tachycardia in nonischemic dilated cardiomyopathy: incidence, characterization, and implications. Heart Rhythm. 2011 Aug; 8(8):1169-76. PMID: 21392586.
      View in: PubMed
    33. Mountantonakis S, Frankel DS, Hutchinson MD, Dixit S, Riley M, Callans DJ, Garcia F, Lin D, Tzou W, Bala R, Marchlinski FE, Gerstenfeld EP. Feasibility of catheter ablation of mitral annular flutter in patients with prior mitral valve surgery. Heart Rhythm. 2011 Jun; 8(6):809-14. PMID: 21236363.
      View in: PubMed
    34. Hutchinson MD, Gerstenfeld EP, Desjardins B, Bala R, Riley MP, Garcia FC, Dixit S, Lin D, Tzou WS, Cooper JM, Verdino RJ, Callans DJ, Marchlinski FE. Endocardial unipolar voltage mapping to detect epicardial ventricular tachycardia substrate in patients with nonischemic left ventricular cardiomyopathy. Circ Arrhythm Electrophysiol. 2011 Feb; 4(1):49-55. PMID: 21131557; PMCID: PMC3041847.
    35. Van Herendael H, Garcia F, Lin D, Riley M, Bala R, Cooper J, Tzou W, Hutchinson MD, Verdino R, Gerstenfeld EP, Dixit S, Callans DJ, Tschabrunn CM, Zado ES, Marchlinski FE. Idiopathic right ventricular arrhythmias not arising from the outflow tract: prevalence, electrocardiographic characteristics, and outcome of catheter ablation. Heart Rhythm. 2011 Apr; 8(4):511-8. PMID: 21129502.
      View in: PubMed
    36. Polin GM, Haqqani H, Tzou W, Hutchinson MD, Garcia FC, Callans DJ, Zado ES, Marchlinski FE. Endocardial unipolar voltage mapping to identify epicardial substrate in arrhythmogenic right ventricular cardiomyopathy/dysplasia. Heart Rhythm. 2011 Jan; 8(1):76-83. PMID: 20933099.
      View in: PubMed
    37. Tzou WS, Marchlinski FE, Zado ES, Lin D, Dixit S, Callans DJ, Cooper JM, Bala R, Garcia F, Hutchinson MD, Riley MP, Verdino R, Gerstenfeld EP. Long-term outcome after successful catheter ablation of atrial fibrillation. Circ Arrhythm Electrophysiol. 2010 Jun; 3(3):237-42. PMID: 20335557.
      View in: PubMed
    38. Cooper JM, Tzou W. Decrescendo atrioventricular node conduction can result in ventricular rate faster than atrial rate during atrial tachycardia: implantable cardioverter-defibrillator electrogram analysis. Heart Rhythm. 2010; 7(2):282-4. PMID: 19939741.
      View in: PubMed
    39. Tzou WS, Gerstenfeld EP. Genetic testing in the management of inherited arrhythmia syndromes. Curr Cardiol Rep. 2009 Sep; 11(5):343-51. PMID: 19709494.
      View in: PubMed
    40. Stein JH, Tzou WS, DeCara JM, Hirsch AT, Mohler ER, Ouyang P, Pearce GL, Davidson MH. Usefulness of increased skin cholesterol to identify individuals at increased cardiovascular risk (from the Predictor of Advanced Subclinical Atherosclerosis study). Am J Cardiol. 2008 Apr 01; 101(7):986-91. PMID: 18359319.
      View in: PubMed
    41. Tzou WS, Korcarz CE, Aeschlimann SE, Morgan BJ, Skatrud JB, Stein JH. Coronary flow velocity changes in response to hypercapnia: assessment by transthoracic Doppler echocardiography. J Am Soc Echocardiogr. 2007 Apr; 20(4):421-6. PMID: 17400123; PMCID: PMC1892636.
    42. Tzou WS, Korcarz CE, Aeschlimann SE, Stein JH. Use of hand-held ultrasound by a nonsonographer clinician to measure carotid intima-media thickness. J Am Soc Echocardiogr. 2006 Oct; 19(10):1286-92. PMID: 17000369.
      View in: PubMed
    43. Gepner AD, Korcarz CE, Aeschlimann SE, LeCaire TJ, Palta M, Tzou WS, Stein JH. Validation of a carotid intima-media thickness border detection program for use in an office setting. J Am Soc Echocardiogr. 2006 Feb; 19(2):223-8. PMID: 16455429.
      View in: PubMed
    44. Tzou WS, Mays ME, Korcarz CE, Aeschlimann SE, Stein JH. Skin cholesterol content identifies increased carotid intima-media thickness in asymptomatic adults. Am Heart J. 2005 Dec; 150(6):1135-9. PMID: 16338249.
      View in: PubMed
    45. Tzou WS, Douglas PS, Srinivasan SR, Bond MG, Tang R, Chen W, Berenson GS, Stein JH. Increased subclinical atherosclerosis in young adults with metabolic syndrome: the Bogalusa Heart Study. J Am Coll Cardiol. 2005 Aug 02; 46(3):457-63. PMID: 16053958.
      View in: PubMed
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