Results 201 to 210 of about 70,302 (358)

Obstruction of the coronary ostia during systole by the aortic valve leaflets

open access: bronze, 1965
Richard T. Padula   +2 more
openalex   +1 more source

Diastolic "locking" of the mitral valve: the importance of atrial systole and intraventricular volume. [PDF]

open access: bronze, 1983
D. David   +5 more
openalex   +1 more source

Ultrasound Assessment of Venous and Pulmonary Congestion in Left Ventricular Assist Devices Patients

open access: yesArtificial Organs, EarlyView.
Renal venous stasis index (RVI) of Doppler renal ultrasound index is the peripheral vein ultrasound associated with high right atrial pressure, and right displacement of the interatrial septum is the echocardiographic parameter associated with high pulmonary wedge pressure.
Attilio Iacovoni   +8 more
wiley   +1 more source

Infants With a Congenital Diaphragmatic Hernia Had Favourable Pulmonary Hypertension Outcomes at 1 Year of Age

open access: yesActa Paediatrica, EarlyView.
ABSTRACT Aim Pulmonary hypertension is frequent in neonates with a congenital diaphragmatic hernia, but long‐term data have been scarce. Our aim was to examine its prevalence, evolution and management and identify factors associated with its persistence.
Alice Dirickx   +7 more
wiley   +1 more source

Aortic velocity measurements derived from phase-contrast MRI are influenced by a cardiac implantable electronic device in both adult and pediatric human subjects. [PDF]

open access: yesMagn Reson Med
Abstract Purpose Overall there is a lack of evidence on the accuracy and precision of phase‐contrast (PC) MRI in patients with cardiac implantable electronic devices (CIEDs). The purpose of this study is to determine whether aortic velocity measurements are influenced by a CIED.
Yang H   +12 more
europepmc   +2 more sources

Diastolic dysfunction in hypertrophic cardiomyopathy. Effect on active force generation during systole. [PDF]

open access: bronze, 1991
Judith K. Gwathmey   +9 more
openalex   +1 more source

Right ventricular strain and tricuspid annular plane systolic excursion are associated with mortality in inferior ST‐elevation myocardial infarction

open access: yesEuropean Journal of Clinical Investigation, EarlyView.
The right ventricular longitudinal strain, right ventricular free wall strain and the tricuspid annular plane systolic excursion are associated with all‐cause mortality in patients with acute inferior ST‐segment elevation myocardial infarction.
Michael Poledniczek   +10 more
wiley   +1 more source

Catheter Ablation Improves Ventilatory Efficiency in Atrial Fibrillation‐Mediated Cardiomyopathy

open access: yesJournal of Cardiovascular Electrophysiology, EarlyView.
ABSTRACT Background Exercise Oscillatory Ventilation (EOV) and a steep ventilatory efficiency (VE/VCO2) slope are features of ventilatory inefficiency on cardiopulmonary exercise testing (CPET), both associated with poor prognosis in patients with heart failure (HF). The prevalence in patients with co‐existent atrial fibrillation (AF) and the impact of
Nikhil Ahluwalia   +11 more
wiley   +1 more source

Systoles of a Family of Triangle Surfaces [PDF]

open access: green, 2002
Ursula Hamenstädt, Roman Koch
openalex   +1 more source

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