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Related Concept Videos

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...
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Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
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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.
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Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

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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...

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Related Experiment Video

Updated: Jul 9, 2026

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography
07:11

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography

Published on: October 28, 2020

[Morphometric and morphologic studies in right ventricular hypoplasia].

Luis Muñoz-Castellanos1, Martha Galindo-Herrera, Magdalena Kuri-Nivon

  • 1Departamento de Embriologfa, Instituto Nacional de Cardiología Ignacio Chávez. munoz-embriologia@hotmail.com

Archivos De Cardiologia De Mexico
|December 7, 2007
PubMed
Summary

Hypoplastic right ventricle with tricuspid valve dysplasia causes significant right ventricular wall thickening and cavity reduction. Tricuspid valve size is a key indicator of right ventricular size in this congenital heart disease.

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A Pipeline to Characterize Structural Heart Defects in the Fetal Mouse
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Last Updated: Jul 9, 2026

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography
07:11

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography

Published on: October 28, 2020

A Pipeline to Characterize Structural Heart Defects in the Fetal Mouse
08:19

A Pipeline to Characterize Structural Heart Defects in the Fetal Mouse

Published on: December 16, 2022

Area of Science:

  • Cardiovascular Pathology
  • Congenital Heart Disease Research
  • Morphometric Analysis

Context:

  • Hypoplastic right ventricle (HRV) is a complex congenital heart defect.
  • Tricuspid valve (TV) dysplasia significantly impacts HRV development.
  • Understanding these anatomical changes is crucial for diagnosis and treatment.

Purpose:

  • To conduct anatomopathologic and morphometric studies of the tricuspid valve and right ventricle in 25 hearts with HRV.
  • To compare morphometric measurements with normal hearts.
  • To describe the morphological features of the TV and right ventricle in HRV.

Summary:

  • Morphometric analysis revealed significant thickening of right ventricular walls (2-10x normal) and ventricular septum (1-3x normal) in HRV.
  • Atrioventricular-apex and apex-pulmonary valve distances were halved, correlating with reduced right ventricular cavity size due to hypertrophy.
  • Tricuspid valve dysplasia, often with Ebstein's anomaly (72%), was observed, with smaller TV size indicating smaller right ventricular dimensions.

Impact:

  • Quantitatively documents dimensional alterations in valves, walls, and chambers in congenital heart disease.
  • Highlights the utility of morphometric studies in characterizing cardiac malformations.
  • Provides valuable data for understanding the pathophysiology of hypoplastic right ventricle and tricuspid valve dysplasia.