Results 71 to 80 of about 29,600 (205)

Comparative multimodal calibration of patient‐specific atrial fibrillation models: Impact of imaging and electrophysiology data on arrhythmogenic substrate identification

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Comparative multimodal calibration of patient‐specific left atrial (LA) models to identify arrhythmogenic substrates in atrial fibrillation (AF). A, LA models shown in posterior and anterior views, calibrated separately using: late gadolinium enhancement magnetic resonance imaging (LGE‐MRI) image intensity ratio (IIR; blue–red ...
Mahmoud Ehnesh   +14 more
wiley   +1 more source

Dark papillary muscles sign in a patient with arrhythmogenic mitral valve prolapse: a case report

open access: yesРоссийский кардиологический журнал
Introduction. Recently, a subgroup of patients with mitral valve prolapse has been identified with an increased risk of ventricular arrhythmias and sudden cardiac death.
L. S. Evdokimova   +2 more
doaj   +1 more source

Weissella

open access: yesMajor Reference Works, Page 1-35.

Bergey's Manual of Systematics of Archaea and Bacteria (BMSAB) is a reference work aimed at undergraduates, graduate students, researchers, professors and experienced professionals at all levels. About a hundred new genera and 600+ new species have been described per year for each of the last 5 years.
Vincenzina Fusco   +7 more
wiley  

+1 more source

Experiência com dois tipos de técnicas para o tratamento cirúrgico da insuficiência mitral: I. Prótese com preservação de elementos do sistema valvar. II. Plastia valvar com reconstrução e avanço da cúspide posterior Experience with two techniques for valve replacement: I. Prosthesis with preservation of the valvar elements. II. Valvar repair with reconstruction and advancement of the posterior leaflet

open access: yesBrazilian Journal of Cardiovascular Surgery, 1988
Na integridade funcional do ventrículo esquerdo, é importante a continuidade entre a valva mitral e a parede ventricular mantida pelas cordas tendíneas e os músculos papilares.
Paulo Roberto Barbosa Évora   +9 more
doaj   +1 more source

Peak Cardiac Mechanical and Haemodynamic Responses During Incremental Exercise Are Temporally Associated With Ventilatory Thresholds: Novel Insight Into the Coordination of Integrative Physiological Responses to Exercise

open access: yesActa Physiologica, Volume 242, Issue 12, December 2026.
ABSTRACT Background Maximal aerobic capacity (VO2peak) is traditionally attributed to limitations in oxygen transport and utilization. However, it remains unclear whether peak cardiac mechanical and haemodynamic responses occur in temporal association to ventilatory thresholds during incremental exercise, and whether these relationships vary with ...
Fabian Spahiu   +5 more
wiley   +1 more source

Preoperative extracorporeal mechanical circulatory support for patients with acute severe mitral valve regurgitation due to papillary muscle necrosis

open access: yesВестник трансплантологии и искусственных органов
Background. Acute mitral valve insufficiency has a high mortality rate (up to 100%). Mechanical circulatory support and emergency surgery can improve the survival of this patient cohort.Objectives: to analyze a 12-year single-center experience of ...
P. P. Iablonskii   +4 more
doaj   +1 more source

Reduced right atrial contractile force in patients with left ventricular diastolic dysfunction: A study in human atrial fibers—contractile force and diastolic dysfunction

open access: yesAsian Journal of Surgery, 2017
Background/Objective: The aim of our study was to evaluate right heart contractile force in patients with diastolic dysfunction (DD) with preserved left heart ejection fraction undergoing cardiac surgery. We examined the contractile properties of skinned
Constanze Bening   +4 more
doaj   +1 more source

A Large Retrospective Study to Evaluate Utility of Zephyr Covered Stent in Transcatheter Closure of Sinus Venosus Defects

open access: yesCatheterization and Cardiovascular Interventions, Volume 108, Issue 5, Page 1808-1817, November 1, 2026.
ABSTRACT Background Transcatheter closure (TCC) of sinus venosus defects (SVD) using balloon‐expandable covered stents is an emerging alternative to surgery. ZephyrCS (Sahajanand Laser Technologies, Gandhinagar, India) is available in long lengths to suit SVD closure.
Pramod Sagar   +3 more
wiley   +1 more source

Hyperdominant Left Circumflex Artery Challenging Conventional Paradigms and Current Guideline Recommendations: A Comprehensive Literature Review and Case Series

open access: yesClinical Case Reports, Volume 14, Issue 11, November 2026.
Summary of the patient's presentation, diagnostic evaluation, treatment, and follow‐up. ABSTRACT Despite its rarity in the general population, left dominant coronary circulation with a hyperdominant left circumflex artery (LCx) has been associated with a more severe risk for ischemic and coronary artery disease. The concealment of an isolated posterior
Amirmahdi Mohammadi   +1 more
wiley   +1 more source

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