Controversies in valvular heart disease: insights from cardiac imaging

Pieter van der Bijl1, Nina Ajmone Marsan2, Jeroen J Bax2

  • 1Department of Cardiology, Leiden University Medical Centre, Leiden, The Netherlands; SAEndovascular, Netcare Kuils River Hospital, Cape Town, South Africa.

PubMed

Insights

Controversies in valvular heart disease diagnosis and management persist, particularly for aortic stenosis and mitral valve prolapse. Multimodality cardiac imaging offers crucial insights for complex cases and risk stratification.

Area of Science:

  • Cardiology
  • Cardiac Imaging
  • Valvular Heart Disease

Background:

  • Uncertainties remain in diagnosing and managing valvular heart disease, including moderate aortic stenosis (AS) and asymptomatic severe AS.
  • Risk stratification for sudden cardiac death in mitral valve prolapse is challenging due to unknown merits of various imaging parameters.
  • Lack of randomized data hinders patient selection for transcatheter repair of tricuspid regurgitation and intervention in severe pulmonary regurgitation.

Purpose of the Study:

  • To address current controversies in valvular heart disease diagnosis and management.
  • To explore the role of multimodality cardiac imaging in guiding treatment decisions.
  • To improve risk stratification and patient selection for interventions.

Main Methods:

  • Review of existing literature and clinical guidelines.
  • Analysis of multimodality cardiac imaging techniques.
  • Discussion of current challenges in valvular heart disease management.

Main Results:

  • Multimodality cardiac imaging provides unique insights into complex valvular heart disease scenarios.
  • Imaging parameters are crucial for risk stratification in conditions like mitral valve prolapse.
  • Further research is needed to guide interventions for tricuspid and pulmonary regurgitation.

Conclusions:

  • Multimodality cardiac imaging is essential for resolving diagnostic and management controversies in valvular heart disease.
  • Improved imaging interpretation can enhance patient selection for transcatheter interventions.
  • Addressing data gaps in tricuspid and pulmonary regurgitation is critical.

Related Concept Videos

Imaging Studies for Cardiovascular System III: X-Ray01:20

Imaging Studies for Cardiovascular System III: X-Ray

The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
466
Imaging Studies for Cardiovascular System V: CT01:28

Imaging Studies for Cardiovascular System V: CT

Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
280
Imaging Studies for Cardiovascular System I:Echocardiography01:17

Imaging Studies for Cardiovascular System I:Echocardiography

Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
Indications: Echocardiography is utilized to diagnose heart failure, valve disorders, and myocardial infarction. It also assesses cardiac structures' size, shape, and motion,...
725
Imaging Studies for Cardiovascular System II:Types of Echocardiography01:20

Imaging Studies for Cardiovascular System II:Types of Echocardiography

Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for...
625
Heart Valves01:16

Heart Valves

The human heart is a complex organ with an intricate system of valves that regulate blood flow. There are two main types of valves: atrioventricular (AV) valves and semilunar valves.
The AV valves prevent the backflow of blood from the ventricles to the atria during ventricular contraction. These valves function with the assistance of the chordae tendineae and papillary muscles. When the ventricles are relaxed, the chordae tendineae are slack, allowing blood to flow from the atria into the...
11.1K
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...
415