Cor pulmonale is failure of the right side of the heart, the side that pumps blood to the lungs. This problem occurs when the heart has to work harder to pump blood through damaged lungs, such as when a person's lungs are damaged because of chronic obstructive pulmonary disease (COPD).
|Primary Medical Reviewer||E. Gregory Thompson, MD - Internal Medicine|
|Specialist Medical Reviewer||Ken Y. Yoneda, MD - Pulmonology|
|Last Revised||November 29, 2011|
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