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相关概念视频

Mitral Valve Prolapse I: Introduction01:27

Mitral Valve Prolapse I: Introduction

IntroductionThe mitral valve, one of the heart's four valves, regulates blood flow. These valves have flaps that open and close to direct blood properly through the heart and body. During each heartbeat, the flaps open for blood to pass through and seal shut to prevent backflow. Specifically, the mitral valve opens to allow blood flow from the heart's upper left chamber to the lower left chamber. It then closes securely as the lower left chamber contracts to pump blood to the body, preventing...
Mitral Valve Prolapse II: Assessment and Management01:22

Mitral Valve Prolapse II: Assessment and Management

IntroductionA range of clinical features characterizes Mitral Valve Prolapse (MVP), but it is important to note that many individuals with MVP are asymptomatic and may remain so throughout their lives. For those who do exhibit symptoms, the following are the key clinical features:Palpitations: This is a common symptom where individuals feel an irregular or rapid heartbeat. Palpitations in MVP are often due to arrhythmias such as premature ventricular contractions or supraventricular tachycardia.
Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...
Mitral Regurgitation II: Clinical Features and Diagnostic Tests01:23

Mitral Regurgitation II: Clinical Features and Diagnostic Tests

Mitral regurgitation (MR) is a valvular heart disorder in which the mitral valve fails to close tightly, allowing blood to leak backward into the heart. Understanding the clinical manifestations, assessment, diagnostic findings, and medical management of MR is crucial to effectively managing affected patients.Clinical Manifestations of Mitral RegurgitationMitral regurgitation can be acute or chronic, each presenting differently and requiring different approaches:1. Acute Mitral...
Mitral Stenosis II: Clinical features and Diagnostic Tests01:23

Mitral Stenosis II: Clinical features and Diagnostic Tests

Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...

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相关实验视频

Updated: Jul 19, 2026

An Image Guided Transapical Mitral Valve Leaflet Puncture Model of Controlled Volume Overload from Mitral Regurgitation in the Rat
07:42

An Image Guided Transapical Mitral Valve Leaflet Puncture Model of Controlled Volume Overload from Mitral Regurgitation in the Rat

Published on: May 19, 2020

7.0K

一个深入的潜入皮肤关数据数据.

Ana Paula Tagliari1,2, Rodrigo Petersen Saadi1,3, Gilbert H L Tang4

  • 1Universidade Federal do Rio Grande do Sul.

Current opinion in cardiology
|February 23, 2024
PubMed
概括

皮肤穿透的 mitra 干预提供了在手术不可行的情况下,对 mitra 吐 (MR) 提供了不那么侵入性的选择. 透导管修复和更换技术正在不断发展,扩大高风险患者的治疗可能性.

科学领域:

  • 心脏病学 心脏病学
  • 干预心脏病学 干预心脏病学
  • 心脏门疾病 心脏门疾病

更多相关视频

A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair
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A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair

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Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels
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Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels

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相关实验视频

Last Updated: Jul 19, 2026

An Image Guided Transapical Mitral Valve Leaflet Puncture Model of Controlled Volume Overload from Mitral Regurgitation in the Rat
07:42

An Image Guided Transapical Mitral Valve Leaflet Puncture Model of Controlled Volume Overload from Mitral Regurgitation in the Rat

Published on: May 19, 2020

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A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair
08:31

A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair

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Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels
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Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels

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背景情况:

  • 副骨反 (MR) 是常见的,手术作为初级MR的标准.
  • 由于高风险或特定标准,许多患者无法接受手术,特别是二次MR患者.
  • 透导管疗法为MR管理提供了不那么侵入性的替代方案.

结论:

  • 皮肤穿交心干预的领域正在不断发展.
  • 像MitraClip等创新技术正在扩大治疗选择.
  • 这些进展为手腕吐患者提供了新的希望,这些患者不是理想的手术候选人.