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Related Concept Videos

Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

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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

Aortic Regurgitation IV: Nursing Management

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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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Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

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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...
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Cardiac Catheterization I: Pre-Procedure Overview01:28

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Cardiac catheterization is an invasive diagnostic technique used to identify and evaluate structural and functional diseases of the heart and major blood vessels. This technique diagnoses congenital heart disease, coronary artery disease, valvular heart disease, and coronary spasms and assesses ventricular function. It helps guide treatment decisions, including the need for revascularization procedures like percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG) and...
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Mitral Valve Prolapse II: Assessment and Management01:22

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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...
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Mitral Valve Prolapse I: Introduction01:27

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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...
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Related Experiment Video

Updated: May 5, 2026

Upper-extremity Approach for Secondary Access in Transfemoral Transcatheter Aortic Valve Implantation
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Transcatheter aortic valve insertion (TAVI): a review.

B Clayton1, G Morgan-Hughes, C Roobottom

  • 1Cardiology Department, Derriford Hospital, Plymouth, UK.

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Transcatheter aortic valve insertion (TAVI) is a rapidly growing procedure for severe aortic stenosis. Comprehensive imaging is crucial for successful TAVI outcomes and managing potential complications.

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Area of Science:

  • Cardiovascular medicine
  • Interventional cardiology
  • Medical imaging

Background:

  • Severe aortic stenosis requires effective treatment options.
  • Transcatheter aortic valve insertion (TAVI) has emerged as a significant advancement.
  • Increasing adoption of TAVI necessitates broader clinical understanding.

Purpose of the Study:

  • To review the evolution and procedural aspects of TAVI.
  • To highlight the critical role of imaging in TAVI.
  • To discuss imaging's contribution to TAVI success and complication management.

Main Methods:

  • Literature review of TAVI development and application.
  • Analysis of imaging modalities used in TAVI.
  • Discussion of imaging's role in pre-procedural, intra-procedural, and post-procedural phases.

Main Results:

  • TAVI has transformed care for severe aortic stenosis.
  • Successful TAVI depends on meticulous imaging assessment.
  • Various imaging techniques are vital throughout the TAVI process.

Conclusions:

  • Clinicians must be familiar with TAVI and its imaging requirements.
  • Comprehensive imaging is essential for optimizing TAVI results.
  • Understanding imaging's role aids in identifying and managing TAVI-related complications.