Results 21 to 30 of about 1,702,775 (293)

Possible Involvement of Coronary Microvascular Dysfunction in Painful Left Bundle Branch Block

open access: yesJACC: Case Reports, 2023
Cases of painful left bundle branch block syndrome have been reported; however, the pathophysiology of chest pain remains unclear. Here, we report a patient with left bundle branch block and chest pain.
Naoya Inoue, MD   +2 more
doaj   +1 more source

His bundle pacing after failure of cardiac resynchronization therapy: a case study

open access: yesJournal of International Medical Research, 2020
His bundle pacing is a relatively new method of cardiac pacing. This method is used in patients with atrioventricular block to prevent heart failure associated with right ventricular pacing, and in patients with bundle branch block and cardiomyopathy. We
Katarína Koščová   +6 more
doaj   +1 more source

Bundle-Branch Block [PDF]

open access: yesCirculation, 1964
As part of an inclusive health examination of the population of Tecumseh, Michigan, electrocardiograms were recorded from 8,641 persons of all ages, 87.9 per cent of those living in the study area. Eighteen persons, twelve men and six women, had complete right bundle-branch block and a like number, composed of six men and 12 women, had left.
openaire   +2 more sources

Masquerading Bundle Branch Block: A Poor Prognostic Sign Revisited [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2016
Masquerading bundle branch block is a rare but important finding on the Electrocardiogram (ECG). It is an indication of severe and diffuse conduction system disease and usually indicates poor prognosis.
Suheil Dhanse   +3 more
doaj   +1 more source

Alternating QRS Morphologies and PR Intervals After Transcatheter Aortic Valve Replacement

open access: yesJACC: Case Reports, 2020
Alternating bundle branch block pattern on electrocardiogram (ECG) is a concerning finding with important prognostic implications. This ECG challenge explores the electrophysiological mechanism of a case of alternating bundle branch block with ...
Vivek T. Kulkarni, MD, MHS, EdM   +2 more
doaj   +1 more source

Left bundle branch block: A continuously evolving concept [PDF]

open access: yes, 1987
Eppinger and Rothberger in 1909 and 1910 first acknowledged the importance of the conduction system, yet a confusion of the pattern of left bundle branch block with right bundle branch block resulted which persisted for 25 years.
Flowers, Nancy C.
core   +1 more source

Factors associated with right bundle branch block in older adults

open access: yesRevista Cubana de Medicina Militar, 2022
Introduction: There is little literature on the association between right bundle branch block and risk factors such as hypertension and diabetes in patients in Latin America and Peru.
María José Rentería Cabrejos   +5 more
doaj  

Reversal of left bundle branch block–induced cardiomyopathy by His bundle pacing

open access: yesJournal of International Medical Research, 2020
A 61-year-old woman was referred to our institution for evaluation of severe nonischemic dilated cardiomyopathy and left bundle branch block (LBBB). After permanent His bundle pacing, the LBBB was immediately corrected; however, the right bundle branch ...
Fei Liu   +5 more
doaj   +1 more source

Concealed WPW Syndrome with Longitudinal Dissociation in the His Bundle Exhibiting Five Different Electrocardiographic Waveforms During Tachycardia

open access: yesJournal of Arrhythmia, 2005
We examined a patient with concealed WPW syndrome who exhibited five different electrocardiographic waveforms during tachycardia. With the intracardiac electrogram, all tachycardia were artrioventricular reciprocating tachycardia with retrograde ...
Isao Kato, MD   +3 more
doaj   +1 more source

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