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Related Experiment Video

Updated: Jul 15, 2026

Induction of Right Ventricular Failure by Pulmonary Artery Constriction and Evaluation of Right Ventricular Function in Mice

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Published on: May 13, 2019

Acute reversible left ventricular dysfunction secondary to alcohol.

Saad Mahmoud¹, Luc M Beauchesne, Darryl R Davis

¹Division of Cardiology, University of Ottawa Heart Institute, Ottawa, Canada.

The Canadian Journal of Cardiology

|May 10, 2007

Summary

Chronic excessive alcohol consumption causes dilated cardiomyopathy. Abstaining from alcohol can lead to rapid recovery of heart function, even in severe cases.

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Area of Science:

Cardiology
Toxicology

Background:

Chronic excessive alcohol use is a known cause of dilated cardiomyopathy.
Alcohol-induced cardiomyopathy presents with variable clinical features, including asymptomatic severe left ventricular dysfunction.

Observation:

The exact mechanism of alcohol-induced cardiomyopathy is not fully understood.
Ongoing alcohol abuse in patients with dilated cardiomyopathy leads to a poor prognosis, characterized by progressive biventricular failure and mortality.

Findings:

Abstinence from alcohol has been linked to improvements in left ventricular function.
A case demonstrated rapid reversal of alcohol-induced cardiomyopathy following alcohol cessation.

Implications:

This case underscores the acute cardiotoxic effects of alcohol.
Prompt abstinence offers potential for significant and rapid recovery of cardiac function in alcohol-induced cardiomyopathy.