Fragmented QRS as an early predictor of left ventricular systolic dysfunction in healthy individuals: a nested case-control study in the era of speckle tracking echocardiography.
Mohammad Hossein NikooZahra JamaliIman Razeghian-JahromiMehrab SayadiPaolo VerdecchiaFiroozeh AbtahiPublished in: Cardiovascular ultrasound (2020)
Healthy subjects with fQRS present regional LV systolic dysfunction, assessed by GLS, in the presence of a normal ejection fraction. These data suggest that fQRS may be a promising tool to identify apparently healthy subjects with regional LV systolic dysfunction.
Keyphrases
- left ventricular
- aortic stenosis
- ejection fraction
- cardiac resynchronization therapy
- heart failure
- blood pressure
- hypertrophic cardiomyopathy
- acute myocardial infarction
- oxidative stress
- left atrial
- mitral valve
- computed tomography
- electronic health record
- machine learning
- acute coronary syndrome
- percutaneous coronary intervention
- data analysis