Describe the pathophysiology of VSD. Identify each type of VSD on the following figure. In what fraction of patients does spontaneous closure of a VSD occur? List six radiographic findings in VSD with a marked left-to-right shunt. Name three other ways in which Doppler echocardiography is useful in the assessment of a VSD. What are the color flow Doppler characteristics of a small VSD? What are the color flow Doppler characteristics of a large VSD? What is Eisenmenger’s physiology? What is the most common congenital heart lesion associated with increased pulmonary arterial flow? What is the most common type of VSD? Which 2DE views are best for visualizing a perimembranous VSD? Which 2DE views are best for visualizing a trabecular VSD? Which 2DE views are best for visualizing an inlet VSD? Which 2DE views are best for visualizing an outlet VSD? Book traversal links for VSD ‹ What radiographic characteristic may help to differentiate an ASD from a VSD from a PDA? Up Describe the pathophysiology of VSD. ›