Sinus rhythm QRS amplitude and fractionation in patients with nonischemic cardiomyopathy to identify ventricular tachycardia substrate and location
… 2 patients had 12-lead ECG QRS fractionation (QRSf) in ≥2 … the value of QRS amplitude
and fractionation as markers of … In this study, longer QRS duration was observed in patients …
and fractionation as markers of … In this study, longer QRS duration was observed in patients …
[HTML][HTML] QRS fragmentation versus QRS prolongation in predicting right ventricular enlargement and dysfunction in children and adults with repaired tetralogy of Fallot
S Gaydos, A Hlavacek, S Evenhouse, J Strelow… - … Congenital Heart …, 2023 - Elsevier
… quantification (indexed to body surface area). Secondary … ECG markers of adverse outcomes,
QRS fractionation and … signal-averaged ECG markers, whereas QRS duration was not [23,…
QRS fractionation and … signal-averaged ECG markers, whereas QRS duration was not [23,…
Relation between fragmented QRS complex to the right ventricular volumes and fraction of pulmonary regurgitation in patients with repaired tetralogy of Fallot
A El-Boraey, A El-Damaty, H El-Deeb, M Eshra… - Progress in Pediatric …, 2019 - Elsevier
… QRS complexes (fQRS) on surface electrocardiogram. We suggested that the right heart …
of the QRS complexes being a sensitive marker in predicting the development of fatal …
of the QRS complexes being a sensitive marker in predicting the development of fatal …
QRS fragmentation in preserved ejection fraction heart failure: Functional insights, pathological correlates, and prognosis
KT Sung, SH Chang, PC Chi, SC Chien… - … of the American Heart …, 2023 - Am Heart Assoc
… Fragmented QRS (fQRS) morphology as a surrogate marker … study was limited to ECGs with
QRS duration <120 ms and was … the occurrence of fractionated electrograms within ischemic …
QRS duration <120 ms and was … the occurrence of fractionated electrograms within ischemic …
The fractionated QRS complex for cardiovascular risk assessment
RNW Hauer - European Heart Journal, 2022 - academic.oup.com
… Fractionation of the QRS complex in the body surface ECG (fQRS) is considered to be a
reflection of the multiple deflections in intracardiac electrograms. This suggests that recording of …
reflection of the multiple deflections in intracardiac electrograms. This suggests that recording of …
… patterns of noninvasively reconstructed epicardial signals and right ventricle activations in patients with Arrhythmogenic Right Ventricular Cardiomyopathy and gene …
B Kommata, E Sciaraffia, C Blomstrom-Lundqvist - Europace, 2022 - academic.oup.com
… (C) underwent 12-leads ECG, signal-average ECG, echocardiography and 10 minutes … ),
but had a higher variation in the QRS morphology. Fractionated signals were seen in 7/12 cases…
but had a higher variation in the QRS morphology. Fractionated signals were seen in 7/12 cases…
Fragmented QRS on surface electrocardiography as a predictor of cardiac mortality in patients with SARS-CoV-2 infection
A Yildirim, IO Karaca, FK Yilmaz, HM Gunes… - Journal of …, 2021 - Elsevier
… Our data shows that QRS duration and the presence of fQRS on standard ECG can help to
… fQRS on surface ECG can be used as a marker of cardiac prognosis in hospitalized patients …
… fQRS on surface ECG can be used as a marker of cardiac prognosis in hospitalized patients …
Right ventricular outflow tract electroanatomical abnormalities in asymptomatic and high‐risk symptomatic patients with Brugada syndrome: Evidence for a new risk …
… Abnormal long-duration fractionated bipolar electrograms … to the onset of the QRS complex
during ventricular ectopy. Electrograms-… Novel markers are therefore required to improve risk …
during ventricular ectopy. Electrograms-… Novel markers are therefore required to improve risk …
Role of QRS amplitude, fractionation and duration in predicting clinical response to anti-inflammatory treatment in cardiac sarcoidosis
… (QRSf) and longer QRS duration (QRSd) are markers of myocardial fibrosis and … ≥2QRSf
contiguous leads and strong trend for shorter QRS duration and larger QRSa in lead DI if PET2(…
contiguous leads and strong trend for shorter QRS duration and larger QRSa in lead DI if PET2(…
QRS micro-fragmentation as a mortality predictor
K Hnatkova, I Andršová, T Novotný… - European heart …, 2022 - academic.oup.com
… QRS complex analysis that might be used for this purpose. Briefly, the method is based on
projecting the 12-lead ECG … QRS micro-fractionation is calculated as the averaged absolute …
projecting the 12-lead ECG … QRS micro-fractionation is calculated as the averaged absolute …