Results 11 to 20 of about 983,474 (242)

Coexistence of Atrioventricular Nodal Reentrant Tachycardia and Idiopathic Left Ventricular Outflow-Tract Tachycardia [PDF]

open access: yesIndian Pacing and Electrophysiology Journal, 2005
Double tachycardia is a relatively rare condition. We describe a 21 year old woman with history of frequent palpitations. In one of these episodes, she had wide complex tachycardia with right bundle branch and inferior axis morphology.
Alireza Heidari   +6 more
doaj   +1 more source

Resetting of ventricular tachycardia: Implications for localizing the area of slow conduction [PDF]

open access: yesJournal of the American College of Cardiology, 1988
Analysis of local endocardial electrograms recorded during reentrant ventricular tachycardia does not provide direct information as to the participation of the recording site in the tachycardia circuit. To determine if programmed electrical stimulation at the recording site can assist in localizing areas of slow conduction that are participating in the
Stevenson, William G.   +7 more
openaire   +3 more sources

Multiple Arrhythmogenic Substrate for Tachycardia in a Patient with Frequent Palpitations [PDF]

open access: yesIndian Pacing and Electrophysiology Journal, 2005
We report a 26-year-old woman with frequent episodes of palpitation and dizziness. Resting electrocardiography showed no evidence of ventricular preexcitation.
Majid Haghjoo   +5 more
doaj   +1 more source

What Next After Failed Septal Ventricular Tachycardia Ablation? [PDF]

open access: yesIndian Pacing and Electrophysiology Journal, 2012
Ablation of ventricular tachycardia (VT) by conventional radiofrequency ablation can be impossible if the ventricular wall at the targeted ablation site is very thick, as for example the ventricular septum.
Laurent Roten, MD   +5 more
doaj   +2 more sources

The sophisticated architecture of the rat atrioventricular node [PDF]

open access: yes, 2005
In the mammalian heart, the action potential spontaneously generated in the sinoatrial (SA) node propagates through the atria to reach the atrioventricular (AV) node.
Yoo, Shin
core   +7 more sources

Relationship of Arrhythmogenic Substrate and Frequent Ventricular Extrasystoles in Patients with Nonischemic Cardiomyopathy

open access: yesJournal of Cardiac Arrhythmias, 2020
Cardiomyopathies (CMP) are associated with fibrosis scarring and myocardial fiber disarray that promotes slow tissue conduction and substrate for reentrant ventricular arrhythmias.
Cristiano de Oliveira Dietrich
doaj   +1 more source

Association of Syncope and Atrioventricular Nodal Reentrant Tachycardia in a Patient with Brugada-type Electrocardiogram —Importance of Electrophysiologic Study in Differential Diagnosis of Wide QRS Tachycardia—

open access: yesJournal of Arrhythmia, 2007
A 65-year-old man developed syncope following palpitation during an outdoor activity in the daytime. The 12-lead electrocardiogram (ECG) showed Brugada-type ST segment elevation. Holter ECG monitoring documented an episode of regular wide QRS tachycardia.
Hidemori Hayashi, MD   +3 more
doaj   +1 more source

Dual AV Nodal Nonreentrant Tachycardia Resulting in Inappropriate ICD Therapy in a Patient with Cardiac Sarcoidosis

open access: yesIndian Pacing and Electrophysiology Journal, 2014
Dual atrioventricular nodal nonreentrant tachycardia (DAVNNT) occurs due to concurrent antegrade conduction over fast and slow atrioventricular nodal pathways and is treated by slow pathway modification.
Ankur A. Karnik, MD   +3 more
doaj   +1 more source

Modern clinical retrospective on ventricular rhythm disturbances in acute myocardial infarction: Latest treatment mode according to the valid recommendations [PDF]

open access: yesHospital Pharmacology, 2015
Ventricular arrhythmias are the most common cause of mortality in patients with acute myocardial infarction. Arrhythmias in acute coronary syndrome occur because of unbalanced function of the autonomic nervous system, because of electrolyte status ...
Lasica Ratko M.   +11 more
doaj   +1 more source

Pulsed ventricular tachycardia: a case study

open access: yes, 2023
Ventricular tachycardia (VT) is an arrhythmia that originates from the ventricles of the heart and presents as a wide and prolonged QRS complex on the electrocardiograph of greater than 120 milliseconds, with a heart rate of over 100 beats per minute. VT
Mortimore, G., Rowberry, R.
core   +1 more source

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