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Mitral Stenosis II: Clinical features and Diagnostic Tests

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 Valve Prolapse I: Introduction

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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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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...

Mitral Regurgitation II: Clinical Features and Diagnostic Tests

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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...

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

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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...

Mitral Stenosis I: Introduction

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Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...

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Related Experiment Video

Updated: May 16, 2026

Tissue Preparation Techniques for Contrast-Enhanced Micro Computed Tomography Imaging of Large Mammalian Cardiac Models with Chronic Disease

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Published on: February 8, 2022

Accessory mitral valve tissue: appearance on cardiac computed tomography.

Helen Mathias¹, Yasmin Ismail, Mark C Hamilton

¹Department of Radiology, Bristol Heart Institute, Bristol Royal Infirmary, Bristol, United Kingdom. drhelenm@googlemail.com

Journal of Cardiovascular Computed Tomography

|December 11, 2012

Summary

Accessory mitral valve tissue, a rare congenital defect, can obstruct left ventricular outflow. Computed tomography offers high resolution for assessing valvular structure and function, complementing echocardiography.

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Biaxial Mechanical Characterizations of Atrioventricular Heart Valves

Biaxial Mechanical Characterizations of Atrioventricular Heart Valves

Published on: April 9, 2019

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Tissue Preparation Techniques for Contrast-Enhanced Micro Computed Tomography Imaging of Large Mammalian Cardiac Models with Chronic Disease

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Published on: February 8, 2022

Biaxial Mechanical Characterizations of Atrioventricular Heart Valves

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Published on: April 9, 2019

Area of Science:

Cardiology
Medical Imaging
Congenital Malformations

Background:

Accessory mitral valve tissue is a rare congenital anomaly.
It can lead to left ventricular outflow tract obstruction.
Echocardiography is the standard for valve assessment.

Observation:

Computed tomography (CT) possesses high temporal and spatial resolution.
This advanced imaging capability is beneficial for evaluating valvular anatomy.
CT aids in assessing the functional aspects of heart valves.

Findings:

Accessory mitral valve tissue is an uncommon cause of left ventricular outflow tract obstruction.
Computed tomography provides detailed assessment of valvular structure.
CT's resolution is valuable for understanding the impact of accessory tissue on function.

Implications:

CT imaging can enhance the diagnosis and understanding of accessory mitral valve tissue.
This technology offers a complementary approach to echocardiography for complex valvular assessments.
Improved visualization may lead to better management strategies for congenital heart defects affecting outflow tracts.