Publications by authors named "Shusuke Arai"

Objective: Preemptive thoracic endovascular aortic repair (TEVAR) has the potential to improve the prognosis of Stanford type B aortic dissection (TBAD), however it is important to determine whether it could be safely performed as a prophylactic treatment. This study aimed to determine the short- and long-term outcomes of preemptive TEVAR for uncomplicated TBAD with a small aortic aneurysm.

Design: Retrospective multicenter analysis.

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Objective: In patients with stable hemodynamic status after an acute coronary syndrome (ACS), coronary artery bypass grafting (CABG) after preoperative investigations can provide outcomes comparable to those of emergency surgery. However, no established guidelines exist regarding the preparation period before surgery. We report the results of the use of an inpatient cardiac rehabilitation program followed by CABG after an ACS to improve post-operative outcomes and prognosis after discharge.

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Article Synopsis
  • Iatrogenic aortic dissection during cardiac surgery is a rare but serious issue, and currently, there are no known prevention strategies for it.
  • A case involving a 60-year-old man with no family history of aortic disease presented challenges after he underwent surgery for aortic root replacement and developed a new aortic dissection, related to the surgical procedure.
  • Genetic testing revealed a SMAD3 mutation, leading to a diagnosis of Loeys-Dietz syndrome type III, emphasizing that even older patients without a family history may still have underlying connective tissue disorders that could complicate surgery.
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The fractured sternal wire is a relatively common postoperative finding after sternotomy. However, fractured wires have the potential of surrounding organ injury, which can be fatal. Here, we describe the successful surgical treatment of ascending aortic penetration by fractured sternal wire.

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Background: Expanded polytetrafluoroethylene (ePTFE) is commonly used as a pericardial substitute during cardiac surgery to prevent cardiac injury during re-sternotomy. However, although rare, constrictive pericarditis associated with ePTFE has been reported.

Material, Methods And Results: Here, we report a rare case of constrictive pericarditis developed due to severe restriction of cardiac motion associated with the ePTFE membrane used as a pericardial substitute.

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Membranous ventricular septal aneurysm (MSA) complicated with annuloaortic ectasia (AAE) is rare in adults. Herein, we reported two successful surgical cases of this setting. One case is 50-year-old man with extensive infective endocarditis with underwent aortic coarctation repair in childhood.

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A 38-year-old woman underwent aortic root surgery using the Carrel patch technique at the age of 14 years for annuloaortic ectasia of 59 mm. Although there were no clinical findings of Marfan syndrome or bicuspid aortic valve, the pathological findings of the aortic aneurysmal wall showed degeneration of the media. After 24 years, contrast-enhanced computed tomography (CT) showed an enlargement of the left coronary ostial aneurysm of 17 mm with saccular formation.

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A 67-year-old woman presented with dyspnea on effort and cyanosis due to massive tricuspid regurgitation and an atrial septal defect with right to left shunt. She was diagnosed with Ebstein disease at the age of 53 when she underwent surgery for varicose veins. Echocardiography showed the severe apical displacement of the septal and posterior leaflet.

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Purpose: To report a unique case of bare metal stent migration in the overlapping zone and subsequent distal stent graft-induced new entry (SINE) after the Provisional Extension to Induce a Complete Attachment (PETTICOAT) technique for aortic dissection.

Case Report: A 67-year-old man underwent thoracic endovascular aortic repair (TEVAR) using the PETTICOAT technique for acute complicated type B aortic dissection. The postoperative course was uneventful, and follow-up computed tomography (CT) showed not only favorable aortic remodeling but also progressive bare metal stent migration in the overlapping zone between the stent graft and the bare metal stent.

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