Publications by authors named "Yosuke Kitanaka"

Objectives: To investigate the relationship between the eccentric calcification of aortic valve and transcatheter heart valve (THV) distortion and the impact of THV distortion on echo parameters and clinical outcomes.

Background: The effects of eccentric calcification of the aortic valve on the THV distortion and the relationship between THV distortion and clinical impact were not fully understood.

Methods: Patients with symptomatic severe aortic stenosis who were undergoing THV implantation were enrolled.

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Background: Tricuspid valve (TV) geometry gained attention when the prognostic significance of tricuspid regurgitation (TR) was determined. However, the TV geometric characteristics in Barlow disease (BD) have not been elucidated. This study aimed to clarify the difference in TV morphology between BD and fibroelastic deficiency (FED) and the effect of its geometry on residual TR after tricuspid annuloplasty (TAP) using three-dimensional (3D) transesophageal echocardiography.

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A 70-year-old woman with substernal chest pain lasting 2.5 h presented to the emergency department of our hospital. She had a history of aortic valve replacement with the Freestyle stentless aortic bioprosthesis for severe aortic regurgitation 7 years ago.

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The survival rate of cardiac rupture due to blunt trauma is generally low. We experienced a case with right ventricular rupture due to blunt trauma. The patient was a 49-year-old man who was crushed in a traffic accident and transported to a local hospital in a shock state.

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Objective: Traumatic rupture of the thoracic aorta is a life-threatening injury requiring urgent surgical intervention. Despite recent improvements in resuscitation and emergency operative techniques, the outcomes of patients with multiple injuries are still associated with a high mortality rate. We retrospectively examined the preoperative demographic data, associated complications and mortality rate of these patients.

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Atrial myxoma is the most common benign tumor of the heart. Patients who have atrial myxoma usually present with cardiac obstruction, arrhythmia, or peripheral embolization. We encountered an unusual case of acute upper extremity ischemia due to a massive atrial myxoma in a young man.

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A 63-year-old man was transported to the emergency medical center due to blunt chest trauma combined with a fractured left leg caused by a motorcycle accident. He complained of severe dyspnea. Contrast-enhanced computed tomography revealed chronic aortic dissection DeBakey III, mediastinal hematoma of high density just above the diaphragm around the aorta, and an intimal flap-like shadow in the false lumen.

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Human immunodeficiency virus (HIV) infection has an impact on all systems of the body, including the cardiovascular system. A 54-year-old man presented with abdominal pain. Enhanced computed tomography revealed rupture of a pseudoaneurysm of the abdominal aorta.

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A 51-year-old man was admitted with acute ischemic pain in the left leg. An angiogram demonstrated a well-developed left internal iliac artery that appeared to be continuous with the left common femoral artery, but no left external iliac artery. The left superficial and proximal deep femoral arteries were obstructed with thrombi.

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