Jove
Visualize
お問い合わせ
JoVE
x logofacebook logolinkedin logoyoutube logo
JoVEについて
概要リーダーシップブログJoVEヘルプセンター
著者向け
出版プロセス編集委員会範囲と方針査読よくある質問投稿
図書館員向け
推薦の声購読アクセスリソース図書館諮問委員会よくある質問
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experimentsアーカイブ
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教員リソースセンター教員サイト
利用規約
プライバシーポリシー
ポリシー

関連する概念動画

Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

36
IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...
36
Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

42
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...
42
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

52
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...
52
Aortic Regurgitation IV: Nursing Management01:17

Aortic Regurgitation IV: Nursing Management

55
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...
55

こちらも読む

関連記事

共著者、ジャーナル、引用グラフによってこの研究に関連する記事。

並び替え
Same author

Effect of Confinement on the Thermal Expansion, Crystallization, and Density of Poly(lactic-<i>co</i>-glycolic acid) Copolymer Thin Film Coatings.

Langmuir : the ACS journal of surfaces and colloids·2026
Same author

AFM characterization of early <i>P. aeruginosa</i> aggregates highlights emergent mechanical properties.

mSystems·2025
Same author

Differences in aortic remodeling in patients with type 1a and type 5 endoleak who undergo salvage with fenestrated/branched endovascular aortic repair.

Journal of vascular surgery·2025
Same author

Large endograft diameter is associated with poor outcomes following thoracic endovascular aortic aneurysm repair in Medicare beneficiaries.

Journal of vascular surgery·2025
Same author

Endovascular Arch and Thoracoabdominal Aortic Intervention in Patients With Connective Tissue Diseases: A Case Series Spanning 17 Years.

Innovations (Philadelphia, Pa.)·2025
Same author

Does the mantis shrimp pack a phononic shield?

Science (New York, N.Y.)·2025

関連する実験動画

Updated: Sep 10, 2025

Author Spotlight: Improved Imaging for Neovascular Development in Congenital Heart Disease Research
07:53

Author Spotlight: Improved Imaging for Neovascular Development in Congenital Heart Disease Research

Published on: April 26, 2024

660

大動脈の適合: 物語の見直し

Rajan A Ramdev1, Andrew Matar2, Carlos A Valdes3

  • 1University of Miami Miller School of Medicine, FL, USA.

Journal of endovascular therapy : an official journal of the International Society of Endovascular Specialists
|August 21, 2025
PubMed
まとめ
この要約は機械生成です。

心血管の健康に欠かせない大動脈の適合度が評価されます. この研究は,その生理学,測定技術,影響因子,および大動脈の介入に対する臨床的影響をカバーします.

キーワード:
大動脈のアーチ動脈の硬化バイオメカニクス計算式流体力学装置の設計フローモデル血液動力学生体病理学パルス波の速度改造する

さらに関連する動画

Measuring Ascending Aortic Stiffness In Vivo in Mice Using Ultrasound
10:08

Measuring Ascending Aortic Stiffness In Vivo in Mice Using Ultrasound

Published on: December 2, 2014

16.1K
In vitro Assessment of Aortic Regurgitation Using Four-Dimensional Flow Magnetic Resonance Imaging
11:16

In vitro Assessment of Aortic Regurgitation Using Four-Dimensional Flow Magnetic Resonance Imaging

Published on: February 25, 2022

3.4K

関連する実験動画

Last Updated: Sep 10, 2025

Author Spotlight: Improved Imaging for Neovascular Development in Congenital Heart Disease Research
07:53

Author Spotlight: Improved Imaging for Neovascular Development in Congenital Heart Disease Research

Published on: April 26, 2024

660
Measuring Ascending Aortic Stiffness In Vivo in Mice Using Ultrasound
10:08

Measuring Ascending Aortic Stiffness In Vivo in Mice Using Ultrasound

Published on: December 2, 2014

16.1K
In vitro Assessment of Aortic Regurgitation Using Four-Dimensional Flow Magnetic Resonance Imaging
11:16

In vitro Assessment of Aortic Regurgitation Using Four-Dimensional Flow Magnetic Resonance Imaging

Published on: February 25, 2022

3.4K

科学分野:

  • 心血管の生理学
  • 生物医学工学

背景:

  • 大動脈の適合性 つまり大動脈の膨張と後退の能力は 心血管機能にとって極めて重要です
  • 動脈の硬さは 心血管の健康の重要な指標です

研究 の 目的:

  • 大動脈のフィジオロギーを見直すため
  • 動脈の硬さを評価する方法を模索する.
  • 大動脈の適合性に影響する要因とその大動脈介入における臨床的影響について議論する.

主な方法:

  • 生理学的原理の文献レビュー
  • 動脈の硬さを評価するための様々なテクニックの分析
  • 大動脈の介入に関する臨床試験の検討

主要な成果:

  • 大動脈の適合性は,年齢,血圧,血管状態によって影響されます.
  • 先進的なイメージングと圧力波分析は,重要な測定方法です.
  • 大動脈の適合性の変化は,心臓血管リスクと治療結果に重大な影響を及ぼします.

結論:

  • 心血管の健康管理には 大動脈の適合性の理解が不可欠です
  • 精密な動脈硬直の評価は 治療戦略を導きます
  • 大動脈の順守に関する知識は,血管内大動脈修復の成功に影響します.