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Murine Echocardiography of Left Atrium, Aorta, and Pulmonary Artery

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Current and Clinically Relevant Echocardiographic Parameters to Analyze Left Atrial Function.

Mario Mangia¹, Emilio D'Andrea¹, Antonella Cecchetto¹

¹Department of Cardiac Thoracic Vascular Sciences and Public Health, University of Padua, 35128 Padova, Italy.

Journal of Cardiovascular Development and Disease

|August 28, 2024

Summary

Assessing left atrial (LA) function alongside LA volume index (LAVI) offers crucial prognostic insights for cardiovascular diseases. Echocardiographic methods like LA ejection fraction (LAEF) and LA strain enhance clinical decision-making.

Keywords:

LA strain LAEF LAVI/a’TDI-a’cardiovascular imaging diastolic dysfunction echocardiography

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Estimating Bilateral Atrial Function by Cardiovascular Magnetic Resonance Feature Tracking in Patients with Paroxysmal Atrial Fibrillation

Estimating Bilateral Atrial Function by Cardiovascular Magnetic Resonance Feature Tracking in Patients with Paroxysmal Atrial Fibrillation

Published on: July 20, 2022

Area of Science:

Cardiology
Medical Imaging
Echocardiography

Background:

Left atrial (LA) size, quantified by the LA volume index (LAVI), holds significant prognostic value in cardiovascular (CV) conditions.
Integrating LA function assessment with LAVI provides deeper clinical and prognostic information for various CV diseases.

Purpose of the Study:

To review and discuss current medical evidence on assessing LA function.
To analyze the clinical utility of different echocardiographic methods for LA function evaluation.

Main Methods:

Volumetric measurements, including LA ejection fraction (LAEF).
Tissue Doppler Imaging (TDI) assessing mitral annular late diastolic velocity (a').
Speckle-tracking echocardiography for LA longitudinal reservoir strain (LA strain).

Main Results:

LA function assessment complements LAVI in predicting outcomes for cardiovascular diseases.
Different echocardiographic techniques offer distinct insights into LA mechanics.

Conclusions:

Evaluating LA function through methods like LAEF and LA strain, in addition to LAVI, is clinically valuable.
These advanced echocardiographic assessments improve risk stratification and patient management in cardiology.