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Related Concept Videos

Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

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Heart Failure II: Pathophysiology

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Updated: May 16, 2026

Estimating Bilateral Atrial Function by Cardiovascular Magnetic Resonance Feature Tracking in Patients with Paroxysmal Atrial Fibrillation
08:10

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

Published on: July 20, 2022

Left atrial enlargement and reduced physical function during aging.

Andrew A Pellett1, Leann Myers, Michael Welsch

  • 1Dept. of Cardiopulmonary Science, Louisiana State University Health Sciences Center, New Orleans, LA.

Journal of Aging and Physical Activity
|December 15, 2012
PubMed
Summary
This summary is machine-generated.

Diastolic dysfunction in older adults is linked to reduced physical function. Increased left atrial volume index, an echocardiographic measure, may indicate impaired daily living activities in aging individuals.

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Estimating Bilateral Atrial Function by Cardiovascular Magnetic Resonance Feature Tracking in Patients with Paroxysmal Atrial Fibrillation
08:10

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Murine Echocardiography of Left Atrium, Aorta, and Pulmonary Artery
08:17

Murine Echocardiography of Left Atrium, Aorta, and Pulmonary Artery

Published on: February 20, 2017

Area of Science:

  • Gerontology
  • Cardiology
  • Physiology

Background:

  • Diastolic dysfunction is common in aging and linked to decreased exercise capacity and higher mortality.
  • Functional limitations and disability often precede mortality in older populations.
  • Understanding the link between cardiac function and physical performance is crucial for healthy aging.

Purpose of the Study:

  • To determine which echocardiographic measures of diastolic function correlate with physical function in older adults.
  • To identify potential cardiac markers for functional decline in the elderly.

Main Methods:

  • The study included 36 participants (age 62-101 years) from the Louisiana Healthy Aging Study.
  • Participants underwent a complete echocardiographic examination.
  • Physical function was assessed using the 10-item continuous-scale physical-functional performance test (CS-PFP-10).

Main Results:

  • After adjusting for age and gender, the left atrial volume index showed a significant negative correlation with the total CS-PFP-10 score (ρ = -0.59; p = .0005).
  • This indicates that a larger left atrial volume index is associated with poorer physical function.

Conclusions:

  • Increased left atrial volume index may serve as a marker for impaired performance in activities of daily living among older individuals.
  • Echocardiographic assessment of diastolic function could help identify older adults at risk for functional decline.