Listen to any song, anywhere with Amazon Music Unlimited. Your Amazon Music account is currently associated with a different marketplace. To enjoy Prime Music, go to Your Music Library and transfer your account to Amazon.com (US). Sample this song. Title by Artist.
Pulmonary hypertension is high blood pressure within the artery that connects the lungs and heart. It forces the heart to work harder to transfer blood between the heart and lungs, which may lead to an enlargement of the right side. Thyroid problems, whether they involve an underactive or overactive thyroid, can cause a heart to enlarge.
The right side of the heart has less myocardium in its walls than the left side because the left side has to pump blood through the entire body while the right side only has to pump to the lungs. Chambers of the Heart. The heart contains 4 chambers: the right atrium, left atrium, right ventricle, and left ventricle.