Related Experiment Video
Updated: Aug 6, 2026
06:34
Evaluation of Left Ventricular Structure and Function using 3D Echocardiography
Published on: October 28, 2020
[Ventricular geometry and heart failure]
J J Gómez Doblas1, E de Teresa, G A Lamas
1Servicio de Cardiología, Hospital Universitario Virgen de la Victoria, Málaga. jjgomez@inforvip.es
Revista Espanola De Cardiologia
|February 16, 1999
Summary
Left ventricular geometry is crucial for heart failure prognosis. Distorted shapes, particularly increased sphericity, may offer better predictive value than traditional cardiac function measures.
Area of Science:
- Cardiology and Cardiovascular Research
- Cardiac Imaging and Mechanics
Context:
- Recent research highlights the clinical significance of left ventricular (LV) geometry.
- Historically, focus shifted between cardiac physiology and LV shape's role.
- New assessment methods for ventricular geometry are emerging.
Purpose:
- To explore the clinical significance of normal versus distorted left ventricular shape.
- To evaluate the prognostic value of LV shape changes, specifically sphericity.
- To compare LV shape distortion with standard cardiac function indices.
Summary:
- Simple measurements now assess LV geometry, revealing the clinical value of shape distortion in heart failure.
- The potential prognostic significance of LV sphericity is under investigation.
- Distorted LV geometry may prove a more powerful predictor than current functional parameters.
Impact:
- Understanding LV geometry aids in assessing heart failure prognosis.
- New surgical therapies aim to optimize LV geometry for improved clinical outcomes.
- This research could refine diagnostic and therapeutic strategies for heart failure patients.
Related Concept Videos
01:17Pathophysiology of Heart Failure
Heart failure (HF) is a progressive syndrome involving ventricles that leads to inadequate cardiac output. It can be classified based on location and output or ejection fraction. Ejection fraction (EF) is an essential measurement in the diagnosis and surveillance of HF. Reduced EF corresponds to systolic heart failure (HFrEF). However, HF with preserved ejection fraction (HFpEF) is becoming increasingly prevalent. Also known as diastolic HF, this form of HF is related to aging. The...
01:20Mitral 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...
01:22Mitral Stenosis I: Introduction
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...
01:29Heart Failure II: Pathophysiology
Systolic Heart Failure and Compensatory MechanismsSystolic heart failure (also termed HFrEF, Heart Failure with Reduced Ejection Fraction) is the most prevalent type of heart filure. It results in a decreased volume of blood being pumped from the ventricle. The aortic arch and carotid sinuses have baroreceptors that detect reduced blood pressure, triggering the sympathetic nervous system (SNS) to release epinephrine and norepinephrine. Initially, this response aims to boost heart rate and...
01:30Heart Failure IV: Classification and Diagnostic Evaluation
Heart failure can be classified in various ways, with the most common classifications based on physical activity limitations, disease progression, severity, and treatment strategies.The Functional Classification of Heart Failure divides patients into four categories based on physical activity limitation due to symptom burden.Class I: Patients in this class have cardiac disease but no physical activity limitations. Ordinary activities like walking, climbing stairs, or routine tasks do not cause...
01:29Cardiomyopathy III: Hypertrophic Cardiomyopathy
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...