Munson Health
 
Mitral Regurgitation

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by Polsdorfer R

(Mitral Insufficiency)

 

Causes

There are several causes for leaky heart valves. Birth defects can deform them. Infections can scar them. Heart attacks can damage them. The mechanics of an enlarged heart can stretch out the opening so that the valve is no longer large enough to work effectively.
 

Risk Factors

Factors that may increase your chance of developing mitral regurgitation include:
 

RESOURCES

American Heart Association
http://www.heart.org

National Heart, Lung, and Blood Institute
http://www.nhlbi.nih.gov

 

CANADIAN RESOURCES

Canadian Cardiovascular Society
http://www.ccs.ca

Heart and Stroke Foundation of Canada
http://www.heartandstroke.ca

 

References


Braunwald E. Valvular heart disease. In: Isselbacher K, et al. (Eds). Harrison's Principles of Internal Medicine. 14th ed. New York: McGraw-Hill; 1998.


Wood AJJ. Adverse reactions to drugs. In: Isselbacher K, et al. (Eds.) Harrison's Principles of Internal Medicine. 14th ed. New York: McGraw-Hill; 1998.


Wynne J, Braunwald E. The cardiomyopathies and myocarditides. In: Isselbacher K, et al. (Eds). Harrison's Principles of Internal Medicinem. 14th ed. New York: McGraw-Hill; 1998.

 

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