Results 41 to 50 of about 193,787 (386)

Diagnosis of acute myocardial infarction in the presence of left bundle branch block

open access: yesHeart, 2019
Objective Patients with suspected acute myocardial infarction (AMI) in the setting of left bundle branch block (LBBB) present an important diagnostic and therapeutic challenge to the clinician.
T. Nestelberger   +27 more
semanticscholar   +1 more source

Chest pain and exercise induced left bundle branch block – A clinical dilemma

open access: yesJournal of Family Medicine and Primary Care, 2019
Exercise-induced left bundle branch block is a rare electrocardiographic phenomenon. We present two patients with angina pectoris who developed left bundle branch block on ECG during treadmill test. The first patient had non-obstructive coronary arteries
Surender Deora   +3 more
doaj   +1 more source

Current Opinions on New-Onset Left Bundle Branch Block after Transcatheter Aortic Valve Replacement and the Search for Physiological Pacing

open access: yesReviews in Cardiovascular Medicine, 2022
Transcatheter aortic valve replacement possesses a high validity for patients with aortic stenosis who are considered high risk for aortic valve replacement surgery, nowadays it is also considered for patients with intermediate risk or even lower risk in
Jiefang Zhang   +3 more
doaj   +1 more source

Classification of Arrhythmia by Using Deep Learning with 2-D ECG Spectral Image Representation

open access: yes, 2020
The electrocardiogram (ECG) is one of the most extensively employed signals used in the diagnosis and prediction of cardiovascular diseases (CVDs). The ECG signals can capture the heart's rhythmic irregularities, commonly known as arrhythmias.
Anwar, Syed M.   +3 more
core   +1 more source

Congenital aneurysm of the muscular interventricular septum associated with bifascicular block [PDF]

open access: yes, 2022
Isolated congenital aneurysm of the muscular interventricular septum is rare. We present a patient with congenital aneurysm of the basal muscular ventricular septum, who also develops conduction abnormalities with first-degree heart block, right bundle ...
Jay, Patrick Y, Nguyen, Hoang H
core   +3 more sources

Left Ventricular Contraction Sequence in a Case Where the QRS Changed from Left to Atypical Right Bundle Branch Block

open access: yesInternational Medical Case Reports Journal, 2020
Hideyuki Hara,1 Takako Nagata,2 Hiroshi Ito,1 Shinichi Niwano,2 Junya Ako2 1Division of Cardiology, Numazu City Hospital, Numazu, Japan; 2Department of Cardiovascular Medicine, Kitasato University School of Medicine, Sagamihara, JapanCorrespondence ...
Hara H, Nagata T, Ito H, Niwano S, Ako J
doaj  

“Crochetage” (Notch) on R wave in inferior limb leads: A new independent electrocardiographic sign of atrial septal defect [PDF]

open access: yes, 1996
Objectives. This study sought to determine the clinical significance of a “crochetage” pattern—a notch near the apex of the R wave in electrocardiographic (ECG) inferior limb leads—in secundum atrial septal defect.Background.
Besse, Bruno   +5 more
core   +1 more source

The power of microRNA regulation—insights into immunity and metabolism

open access: yesFEBS Letters, EarlyView.
MicroRNAs are emerging as crucial regulators at the intersection of metabolism and immunity. This review examines how miRNAs coordinate glucose and lipid metabolism while simultaneously modulating T‐cell development and immune responses. Moreover, it highlights how cutting‐edge artificial intelligence applications can identify miRNA biomarkers ...
Stefania Oliveto   +2 more
wiley   +1 more source

Defining Left Bundle Branch Block Patterns in Cardiac Resynchronisation Therapy: A Return to His Bundle Recordings

open access: yesArrhythmia & Electrophysiology Review, 2019
Left bundle branch block (LBBB) is associated with improved outcome after cardiac resynchronisation therapy (CRT). One historical presumption of LBBB has been that the underlying pathophysiology involved diffuse disease throughout the distal conduction ...
R. Tung, G. Upadhyay
semanticscholar   +1 more source

Exercise-induced left septal fascicular block: an expression of severe myocardial ischemia [PDF]

open access: yes, 2006
The electrocardiogram (ECG) criteria for the left septal fascicular block (LSFB) are not universally accepted and many other denominations can be seen in literature: focal septal block, septal focal block, left septal fascicular block, left anterior ...
Ferreira, Beatriz Moreira Ayub   +3 more
core   +2 more sources

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