A right aortic arch is a rare congenital anomaly, with a reported incidence of around 0.1%. A patient with a right aortic arch underwent video-assisted thoracic surgery left lower lobectomy and mediastinal lymph node dissection for squamous cell carcinoma. There was no aortic arch or descending aorta in the left thoracic cavity, but the esophagus. There was no anomaly in the location or branching of the pulmonary vessels, the bronchi, and the lobulation of the lungs. The vagus nerve was found at the level of the left pulmonary artery. The arterial ligament was found between the left subclavian artery and the left pulmonary artery. The recurrent laryngeal nerve was recurrent around the left subclavian artery. A Kommerell diverticulum was found at the origin of the left subclavian artery. The patient experienced no complications. We conclude that video-assisted thoracoscopic lobectomy with mediastinal dissection is feasible for treating lung cancer with a right aortic arch.
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http://dx.doi.org/10.1186/1749-8090-7-120 | DOI Listing |
Sci Rep
January 2025
Department of Engineering Mechanics, KTH Royal Institute of Technology, Stockholm, Sweden.
Aneurysm rupture is a life-threatening event, yet its underlying mechanisms remain largely unclear. This study investigated the fracture properties of the thoracic aneurysmatic aorta (TAA) using the symmetry-constraint Compact Tension (symconCT) test and compared results to native and enzymatic-treated porcine aortas' tests. With age, the aortic stiffness increased, and tissues ruptured at lower fracture energy [Formula: see text].
View Article and Find Full Text PDFPerfusion
January 2025
Division of Cardiac Surgery, Department of Cardiothoracic Surgery, University of Pittsburgh, Pittsburgh, PA, USA.
Objective: Elderly patients are less likely to undergo surgery for an acute type A aortic dissection (ATAAD). This study aims to understand the risks of surgical treatment in patients 75 and older.
Methods: This was a retrospective study using an institutional database of patients who underwent ATAAD repair from 2007 to 2021.
J Med Genet
January 2025
Center of Medical Genetics, University of Antwerp and Antwerp University Hospital, Antwerp, Belgium.
Background: Individuals harbouring pathogenic variants are at risk for aneurysms/dissections throughout the arterial tree. Based on prior reports of sex differences in thoracic aortic aneurysm/dissection, we investigated the sexual dimorphism for vascular events in variant-harbouring patients.
Methods: We analysed two large pedigrees comprising 84 individuals segregating pathogenic missense variants affecting the same p.
A A Pract
January 2025
Department of Anesthesiology, University of Kansas Medical Center, Kansas City, Kansas.
Transcatheter aortic valve replacement (TAVR) is a common treatment for severe aortic stenosis (AS), but it carries the risk of severe complications, including device embolization. We present a case of a TAVR valve embolization into the left ventricular outflow tract (LVOT), diagnosed with transesophageal echocardiography (TEE) shortly after device deployment. The dislodged valve was successfully retrieved from the LVOT into the aorta, flattened, and stabilized with a thoracic endovascular aneurysm repair (TEVAR) stent, enabling the successful implantation of a new TAVR valve.
View Article and Find Full Text PDFArterioscler Thromb Vasc Biol
January 2025
Division of Cardiology, Department of Medicine, University of Washington (S.S., S.J., N.S., C.Y.L., L.L., D.A.D.).
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