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 pattern described below is repeated over and over, causing blood to flow continuously to the heart, lungs, and body. Right Side of the Heart Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart.