Results 11 to 20 of about 215,784 (215)

Presence of Fragmented QRS Complexes in Patients with Obstructive Sleep Apnea Syndrome

open access: yesChinese Medical Journal, 2015
Background: Obstructive sleep apnea syndrome (OSAS) is a disease with increasing prevalence, which is mainly characterized by increased cardiopulmonary mortality and morbidity.
Muhammet Rasit Sayin   +8 more
doaj   +2 more sources

Fragmented Left Sided QRS in Absence of Bundle Branch Block: Sign of Left Ventricular Aneurysm

open access: yesAnnals of Noninvasive Electrocardiology, 2006
Background: A left ventricular aneurysm (LVA) occurs between 3.5% and 9.4% of all cases of acute myocardial infarction. A fragmented left sided QRS (RSR` pattern or its variant RSr`, rSR`, or rSr`) without evidence of bundle branch block (QRS duration ...
Chatla V. R. Reddy   +6 more
doaj   +2 more sources

Fragmented QRS Electrocardiogram- The Hidden Talisman?

open access: yesIndian Pacing and Electrophysiology Journal, 2009
There are several stigmas on the resting surface electrocardiogram that are indicators of past myocardial injury. Broad QRS pattern with bundle branch block, Q waves, persistent ST elevation are some of those facsimiles which may at times even be ...
Frijo Jose, Mangalath Krishnan
doaj   +2 more sources

Fragmented QRS on far‐field intracardiac electrograms as a predictor of arrhythmic events [PDF]

open access: yesJournal of Arrhythmia, 2021
Background Studies suggest that fragmented QRS (fQRS) can predict arrhythmic events in various cardiac diseases. However, the association between fQRS recordings on intracardiac electrogram (EGM) and ventricular arrhythmic events remains unknown. Methods
Yuki Osaka   +10 more
doaj   +2 more sources

Fragmented narrow QRS complex: Predictor of left ventricular dyssynchrony in non-ischemic dilated cardiomyopathy [PDF]

open access: yesIndian Heart Journal, 2013
Background: Cardiac resynchronization therapy is an important therapeutic modality in drug refractory symptomatic patients of heart failure with wide QRS (≥120 ms) on electrocardiogram. However, wide QRS (considered as a marker of electrical dyssynchrony)
Jamal Yusuf   +5 more
doaj   +2 more sources

Evaluation of QRS duration and presence of fragmented QRS in patients with inflammatory bowel disease. [PDF]

open access: yesInt J Med Sci
Background: Inflammatory Bowel Disease (IBD) is mostly characterized by gastrointestinal tract involvement, however can also be accompanied with cardiac manifestations. QRS prolongation and the presence of QRS fragmentation (fQRS) have been previously evaluated in many chronic inflammatory diseases, as an independent predictor of cardiac events.
Güven İE, Candemir M, Kayacetin E.
europepmc   +3 more sources

Diagnostic performance of the fragmented QRS complex on electrocardiogram for detecting myocardial scars assessed by 3.0 Tesla cardiac magnetic resonance imaging [PDF]

open access: yesHeart Rhythm O2
Background: Fragmented QRS complex (f-QRS) on a 12-lead electrocardiogram (ECG) has been associated with myocardial scars. However, its diagnostic accuracy for detecting myocardial scars assessed by cardiac magnetic resonance (CMR) imaging remains ...
Kasin Viriyanukulvong, MD, MSc   +4 more
doaj   +2 more sources

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