Purpose Of Review: Atrioventricular septal defects (AVSD) represent a broad spectrum of congenital anomalies from simple to the most complex heart defects including some distinct types. Clinical presentation and timing of intervention differ by morphological subset and functional anatomy. Herein, we review morphological variations and characteristics that determine appropriate intervention and provide insights into functional anatomy based on detailed three-dimensional (3D) assessment of AVSDs.
Recent Findings: The understanding of functional morphology of AVSDs has improved significantly with detailed 3D echocardiographic evaluation of the atrioventricular junction and valve morphology. As prenatal detection of AVSDs has increased significantly, it has become the most common fetal cardiac diagnosis enabling antenatal counseling and delivery planning. Advances in diagnosis and perioperative care have resulted in optimal outcomes. The diagnosis and management of AVSDs have improved over the years with enhanced understanding of anatomy and perioperative care resulting in optimal short and long-term outcomes.
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http://dx.doi.org/10.1007/s11886-021-01523-1 | DOI Listing |
Eur Heart J Case Rep
December 2024
Department of Cardiology and Catheterization Laboratories, Shonan Kamakura General Hospital, Okamoto 1370-1, Kamakura City, Kanagawa 247-8533, Japan.
Background: In patients with adult congenital heart disease (ACHD), significant atrioventricular valve regurgitation is an important risk factor for poor outcomes, such as heart failure. However, in many cases, transcatheter intervention may reduce the risk profile to avoid a high surgical risk.
Case Summary: A 44-year-old man with complex ACHD in the form of a double-inlet left ventricle, congenitally corrected transposition of the great arteries, pulmonary atresia, atrial septal defect, and patent ductus arteriosus was referred for the treatment of severe tricuspid regurgitation.
Cardiol Young
December 2024
Department of Pediatrics, Division of Pediatric Cardiology, UT Southwestern Medical Center, Dallas, TX, USA.
Background: Aortic arch obstruction and/or coarctation of aorta is uncommon (5-20%) in balanced atrioventricular septal defects. Although technically challenging, prenatal diagnosis of aortic arch obstruction in atrioventricular septal defect is critical for delivery planning and improves prenatal counselling regarding the timing of cardiac surgery. We sought to identify prenatal predictors of coarctation of aorta in atrioventricular septal defect.
View Article and Find Full Text PDFKyobu Geka
November 2024
Department of Cardiovascular Surgery, Saitama Children's Medical Center, Saitama, Japan.
Reoperations can be challenging for patients who experience left and right atrioventricular valve failure after repair of a complete atrioventricular septal defect. Herein, we present a case of a 10-year-old boy who developed dysfunction in left and right atrioventricular valve following surgery for a complete atrioventricular septal defect. The patient underwent successful replacement of his left atrioventricular valve with a mechanical valve due to severe stenosis.
View Article and Find Full Text PDFMed Eng Phys
December 2024
Cardiopulmonary Regenerative Engineering (CARE) Group, Centre for Biological Engineering, Wolfson School of Mechanical, Electrical and Manufacturing Engineering, Loughborough University, UK; Lower Saxony Center for Biomedical Engineering, Implant Research and Development, Hannover Medical School, Germany. Electronic address:
In the past two decades there has been rapid development in the field of computational cardiac models. These have included either (i) mechanical models that assumed simultaneous myocardial activation, or (ii) electromechanical models that assumed time-varying myocardial activation. The influence of these modelling assumptions of myocardial activation on clinically relevant metrics, like myocardial strain, commonly used for validation of cardiac models has yet to be systematically examined, leading to uncertainty over their influence on the predictions of these models.
View Article and Find Full Text PDFStruct Heart
November 2024
Department of Cardiology, Royal Prince Alfred Hospital, Sydney, New South Wales, Australia.
•Percutaneous repair of severely regurgitant atrioventricular valves in the setting of a Fontan circulation utilizing Tri-Clip, even in the setting of an atrioventricular septal defect, is feasible.•Percutaneous options hold promise as a low-risk repair strategy in this highly complex population, which generally has a high surgical risk.
View Article and Find Full Text PDFEnter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!