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Effects of Lower Limb Cycle Training on Echocardiographic Parameters of Left Ventricle in Dilated Cardiomyopathy

Mehwish Waseem1, Naveed Yaqoob2, Muhammad Iqbal Tariq1

  • 1Riphah College of Rehabilitation Sciences, Riphah International University, Islamabad.

Journal of the College of Physicians and Surgeons--Pakistan : JCPSP
|April 26, 2018
PubMed

Insights

Lower limb ergometric training significantly improved ejection fraction and left ventricular dimensions in patients with dilated cardiomyopathy (DCM). This exercise intervention offers a promising non-pharmacological approach for managing DCM.

Area of Science:

  • Cardiology
  • Exercise Physiology
  • Clinical Medicine

Background:

  • Dilated cardiomyopathy (DCM) is a significant cause of heart failure.
  • Current management strategies for DCM often involve pharmacological interventions.
  • Non-pharmacological approaches, such as exercise training, warrant further investigation for their efficacy in DCM.

Purpose of the Study:

  • To assess the impact of lower limb ergometric training on echocardiographic parameters of the left ventricle in patients with DCM.
  • To evaluate the effectiveness of a structured exercise program in improving cardiac function in DCM.

Main Methods:

  • A randomized controlled trial was conducted with 60 clinically stable DCM patients.
  • Patients were allocated to either an 8-week lower limb ergometer exercise program or a control group.
  • Echocardiography was performed pre- and post-intervention to measure left ventricular dimensions and ejection fraction.

Main Results:

  • Statistically significant improvements were observed within the interventional group for ejection fraction (EF), left ventricular internal dimension systole (LVIDS), and left ventricular internal diastolic dimension (LVIDD) (p <0.001).
  • The exercise intervention demonstrated a positive effect on key echocardiographic markers of left ventricular function.
  • No significant adverse events were reported during the study period.

Conclusions:

  • Lower limb ergometric exercise training is effective in enhancing ejection fraction and improving left ventricular dimensions in DCM patients.
  • This form of exercise training represents a viable therapeutic option for improving cardiac function in individuals with dilated cardiomyopathy.
  • The findings support the integration of exercise-based interventions into the management of DCM.
Abstract

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