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Updated: Sep 9, 2025

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots
12:17

Full-root Aortic Valve Replacement by Stentless Aortic Xenografts in Patients with Small Aortic Roots

Published on: May 21, 2017

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小型および大型の大動脈アンヌルスの患者による結果 膨張可能なトランスキャセター大動脈弁の交換によるフローグラデントパターン

Besir Besir1, Shivabalan Kathavarayan Ramu1, Tamari Lomaia1

  • 1Department of Cardiovascular Medicine, Heart, Vascular and Thoracic Institute, Cleveland Clinic, Cleveland, Ohio, USA.

Structural heart : the journal of the Heart Team
|September 2, 2025
PubMed
まとめ

小型の大動脈環を患っている患者では,大動脈環を患っている患者と同様の結果を示しています. この発見は,気球拡張バルブを使用する際の異なる大動脈狭窄 (AS) のフロー・グラデントパターンに当てはまります.

キーワード:
大動脈狭窄症バルーン膨張式バルブハイ・グラデントロー・グラデント小型アヌルストランスキャテーターによる大動脈弁置換 (TAVR)

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Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement14:14

Standardized Technique of Aortic Valve Re-implantation for Valve-sparing Aortic Root Replacement

Published on: December 11, 2017

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O-Ring Aortic Banding Versus Traditional Transverse Aortic Constriction for Modeling Pressure Overload-Induced Cardiac Hypertrophy09:24

O-Ring Aortic Banding Versus Traditional Transverse Aortic Constriction for Modeling Pressure Overload-Induced Cardiac Hypertrophy

Published on: October 6, 2022

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Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
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Aortic Regurgitation I: Introduction

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Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
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Aortic Regurgitation IV: Nursing Management01:17

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A nurse managing a patient with aortic regurgitation begins with a comprehensive assessment, including a review of the patient's medical history, family history, and lifestyle factors. During the cardiac examination, the nurse listens for heart sounds and checks for signs of valve abnormalities. The nurse also observes for symptoms such as dyspnea, orthopnea, and paroxysmal nocturnal dyspnea and assesses the patient's endurance and daily activity tolerance.Based on the findings, the nurse...
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