The parasternal short axis view is valuable in visualizing the main branch pulmonary arteries and defining truncal valve anatomy, including the number of cusps and cusp excursion (Figure 24).

Impact of pre-stage II hemodynamics and pulmonary artery anatomy on 12-month outcomes in the Pediatric Heart Network Single Ventricle Reconstruction trial.

There is a semilunar valve where the aorta leaves the left ventricle and another where the pulmonary artery leaves the right ventricle. Blood vessels leading into and out of the heart There are ...

All blood vessels are specifically structured to perform their function. For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope ...