Ashman Phenomenon: Follow-up

References

1. Gouaux JL, Ashman R. Auricular fibrillation with aberration stimulating ventricular paroxysmal tachycardia. Am Heart J. 1947;34:366.

2. Fisch C. Electrocardiography of arrhythmias: from deductive analysis to laboratory confirmation--twenty-five years of progress. J Am Coll Cardiol. Jan 1983;1(1):306-16. [Medline].

3. Marriott HJL, Sandler JA. Criteria, old and new, for differentiating between ectopic ventricular beats and aberrant ventricular conduction in the presence of atrial fibrillation. Prog Cardiovasc Dis. 1966;9:18.

4. Gulamhusein S, Yee R, Ko PT, Klein GJ. Electrocardiographic criteria for differentiating aberrancy and ventricular extrasystole in chronic atrial fibrillation: validation by intracardiac recordings. J Electrocardiol. Jan 1985;18(1):41-50. [Medline].

5. Adelstein EC, Saba S. Usefulness of baseline electrocardiographic QRS complex pattern to predict response to cardiac resynchronization. Am J Cardiol. Jan 15 2009;103(2):238-42. [Medline].

6. Antunes E, Brugada J, Steurer G, et al. The differential diagnosis of a regular tachycardia with a wide QRS complex on the 12-lead ECG: ventricular tachycardia, supraventricular tachycardia with aberrant intraventricular conduction, and supraventricular tachycardia with anterograde conducti. Pacing Clin Electrophysiol. Sep 1994;17(9):1515-24. [Medline].

7. Chaudry II, Ramsaran EK, Spodick DH. Observations on the reliability of the Ashman phenomenon. Am Heart J. Jul 1994;128(1):205-9. [Medline].

8. Strabuzynska-Migaj E, Szyszka A, Cieslinski A. Prolonged QRS duration in patients with heart failure: relation to exercise tolerance, diastolic function and aetiology. Kardiol Pol. Dec 2008;66(12):1251-7. [Medline].

9. Wagner GS. Ashman phenomenon. In: Wagner GS, Marriott HJ, eds. Marriott's Practical Electrocardiography. 9^th ed. Baltimore, Md: Williams & Wilkins; 1994:340.

10. Wellens HJ. The QRS configuration during bundle branch block. What has rate got to do with it?. Eur Heart J. Oct 2008;29(19):2319-20. [Medline].

Further Reading

Clinical trials

ACC/AHA/HRS 2008 guidelines for device-based therapy of cardiac rhythm abnormalities. A report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Revise the ACC/AHA/NASPE 2002 Guideline Update for Implantation of Cardiac Pacemakers and Antiarrhythmia Devices).
American College of Cardiology Foundation - Medical Specialty Society
American Heart Association - Professional Association
Heart Rhythm Society - Professional Association.  1998 Apr (revised 2008 May 27).  62 pages.  NGC:006498

Practice standards for electrocardiographic monitoring in hospital settings: an American Heart Association scientific statement from the Councils on Cardiovascular Nursing, Clinical Cardiology, and Cardiovascular Disease in the Young. American Heart Association - Professional Association.  2004 Oct 26.  26 pages.  NGC:003980

Clinical trials

Congenital or Idiopathic Complete Right Bundle Branch Block: Physiological Significance and Molecular Characterization

Optimal EGM Configuration for Morphology Discrimination

Related eMedicine topics

Atrial Fibrillation

Bundle Branch Block, Right

Ventricular Premature Complexes

Ventricular Tachycardia

Keywords

aberrant ventricular conduction, aberrant conduction, right bundle-branch block morphology, RBBB morphology, intraventricular conduction abnormality, premature ventricular complexes, PVCs

Contributor Information and Disclosures

Author

Ram C Sharma, MD, MRCP, Assistant Professor of Medicine, Division of Cardiovascular Medicine, Department of Internal Medicine, University of Louisville
Ram C Sharma, MD, MRCP is a member of the following medical societies: American Academy of Sleep Medicine, American College of Cardiology, and Royal College of Physicians of the United Kingdom
Disclosure: Nothing to disclose.

Coauthor(s)

Roger Freedman, MD, Director of Clinical Cardiology, Professor, Department of Internal Medicine, Division of Cardiology, University of Utah School of Medicine
Roger Freedman, MD is a member of the following medical societies: American College of Cardiology, American College of Physicians, American Heart Association, Heart Rhythm Society, Phi Beta Kappa, and Sigma Xi
Disclosure: St. Jude Medical Grant/research funds Other; St. Jude Medical Consulting fee Consulting; St. Jude Medical Ownership interest Other; Boston Scientific Grant/research funds Other; Boston Scientific Consulting fee Consulting; Medtronic Grant/research funds Other; Medtronic  Consulting; Sorin Consulting fee Consulting

Medical Editor

Russell F Kelly, MD, Program Director, Assistant Professor, Department of Internal Medicine, Division of Cardiology, Cook County Hospital, Rush Medical College
Russell F Kelly, MD is a member of the following medical societies: American College of Cardiology
Disclosure: Nothing to disclose.

Pharmacy Editor

Francisco Talavera, PharmD, PhD, Senior Pharmacy Editor, eMedicine
Disclosure: Nothing to disclose.

Managing Editor

Brian Olshansky, MD, Professor of Medicine, Department of Internal Medicine, University of Iowa College of Medicine
Brian Olshansky, MD is a member of the following medical societies: American Autonomic Society, American College of Cardiology, American College of Chest Physicians, American College of Physicians, American College of Sports Medicine, American Federation for Clinical Research, American Heart Association, Cardiac Electrophysiology Society, Heart Rhythm Society, and New York Academy of Sciences
Disclosure: Guidant/Boston Scientific Honoraria Speaking and teaching; Medtronic Honoraria Speaking and teaching; Guidant/Boston Scientific Consulting fee Consulting; Reliant Grant/research funds Other; Novartis Honoraria Speaking and teaching; Novartis Consulting fee Consulting

CME Editor

Amer Suleman, MD, Consultant in Electrophysiology and Cardiovascular Medicine, Department of Internal Medicine, Division of Cardiology, Medical City Dallas Hospital
Amer Suleman, MD is a member of the following medical societies: American College of Physicians, American Heart Association, American Institute of Stress, American Society of Hypertension, Federation of American Societies for Experimental Biology, Royal Society of Medicine, and Society of Cardiac Angiography and Interventions
Disclosure: Nothing to disclose.

Chief Editor

Jeffrey N Rottman, MD, Professor of Medicine and Pharmacology, Director, Clinical Cardiac Electrophysiology Fellowship Program, Vanderbilt University School of Medicine; Chief, Department of Cardiology, Nashville Veterans Affairs Medical Center
Jeffrey N Rottman, MD is a member of the following medical societies: American Heart Association and North American Society of Pacing and Electrophysiology (NASPE)
Disclosure: Nothing to disclose.