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

1.6K
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...
1.6K
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

1.2K
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...
1.2K
Aneurysm I: Introduction01:30

Aneurysm I: Introduction

650
An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
650
Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm II: Clinical Manifestations and Diagnostic Studies

589
Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
589
Aneurysm III: Interprofessional Care01:26

Aneurysm III: Interprofessional Care

478
Aneurysm management involves either conservative medical therapy or surgical intervention, depending on the size and symptoms of the aneurysm. Conservative management is generally reserved for smaller, asymptomatic aneurysms, while larger or symptomatic aneurysms often necessitate surgical repair.Conservative Medical TherapyFor small, asymptomatic aneurysms, particularly abdominal aortic aneurysms (AAA) less than 5.5 centimeters in diameter, conservative medical therapy is recommended. This...
478
Aneurysm IV: Nursing Management01:22

Aneurysm IV: Nursing Management

621
Vigilant monitoring for aneurysm rupture is essential for patients undergoing aortic surgery.Preoperative Nursing ManagementContinuously monitor the patient for manifestations of aneurysm rupture, such as pallor, weakness, tachycardia, hypotension, abdominal, back, groin, or periumbilical pain, changes in consciousness, and a pulsating abdominal mass. Regularly assess the patient's peripheral pulses.Instruct the patient to consume a clear liquid diet the day before surgery and administer...
621

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

Standardized End Point Definitions for Clinical Trials in Thoracic Aortic Repair: A Consensus Report From the ARCH-Academic Research Consortium.

Circulation·2026
Same author

Type A acute aortic dissection complicated by preoperative myocardial infarction: Insights from the International Registry of Acute Aortic Dissection.

JTCVS open·2026
Same author

Intimo-Intimal Intussusception during Endovascular Repair of Type B Aortic Dissection.

European journal of vascular and endovascular surgery : the official journal of the European Society for Vascular Surgery·2026
Same author

Endovascular Repair for Type B Aortic Dissection Accompanied by Retrograde Intramural Haematoma.

European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery·2026
Same author

Acute Coronary Syndromes: State-of-the-Art Diagnosis, Management, and Secondary Prevention.

Journal of clinical medicine·2026
Same author

Exercise recommendations for patients with Marfan syndrome: an updated review.

European journal of preventive cardiology·2025

関連する実験動画

Updated: May 5, 2026

A Closed-chest Model to Induce Transverse Aortic Constriction in Mice
08:10

A Closed-chest Model to Induce Transverse Aortic Constriction in Mice

Published on: April 5, 2018

18.6K

急性大動脈解剖のクロノ生物学的なパターン

Rajendra H Mehta1, Roberto Manfredini, Fauziya Hassan

  • 1Division of Cardiology, University of Michigan, Ann Arbor, USA. rmehta@umich.edu

Circulation
|August 28, 2002
PubMed
まとめ

急性大動脈解剖 (AAD) は,他の心血管疾患と同様に,朝,冬の間により頻繁に発生します. これらの発見は,タイミングの介入が,脆弱な期間にAADを予防するのに役立つことを示唆しています.

さらに関連する動画

Noninvasive Determination of Vortex Formation Time Using Transesophageal Echocardiography During Cardiac Surgery
04:48

Noninvasive Determination of Vortex Formation Time Using Transesophageal Echocardiography During Cardiac Surgery

Published on: November 28, 2018

7.0K
Novel and Innovative Hybrid Technique for Type A Aortic Dissection
06:26

Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Published on: March 28, 2025

1.4K

関連する実験動画

Last Updated: May 5, 2026

A Closed-chest Model to Induce Transverse Aortic Constriction in Mice
08:10

A Closed-chest Model to Induce Transverse Aortic Constriction in Mice

Published on: April 5, 2018

18.6K
Noninvasive Determination of Vortex Formation Time Using Transesophageal Echocardiography During Cardiac Surgery
04:48

Noninvasive Determination of Vortex Formation Time Using Transesophageal Echocardiography During Cardiac Surgery

Published on: November 28, 2018

7.0K
Novel and Innovative Hybrid Technique for Type A Aortic Dissection
06:26

Novel and Innovative Hybrid Technique for Type A Aortic Dissection

Published on: March 28, 2025

1.4K

科学分野:

  • 心臓病学 心臓病学
  • クロノバイオロジーはクロノバイオロジーを用います.
  • 血管外科 血管外科

背景:

  • クロノバイオリズムが心血管疾患に影響する.
  • 急性大動脈解剖 (AAD) の時間的な変化に関する研究は限られている.

研究 の 目的:

  • AADの発生における昼間,週,月間パターンを調査する.
  • AADにとって潜在的に脆弱な時期を特定する.

主な方法:

  • 国際急性大動脈解剖レジストリ (IRAD) の957人の患者の分析.
  • チ2テストと部分フーリエ解析を用いた統計的評価.
  • AADの発生の評価は,1日の異なる時間,週の日,および月の異なる時間帯にわたって行われます.

主要な成果:

  • AADの頻度は,午前6時から昼12時まで (P<0.001) で有意に高かった.
  • サーカディアン変動は,午前8時から9時までのピーク発生率を示した (P<0.001).
  • AADの発生率は冬に,特に1月に高かった (P=0.008),特定のサブグループで季節的な変動が認められた.

結論:

  • 急性大動脈解剖は,重要な昼夜と季節の変動を示します.
  • 研究結果は,AADのタイミングが他の心血管疾患に並行することを示唆しています.
  • 予防と治療の戦略を脆弱な時期に合わせることで,結果が改善される可能性があります.