Find information on medical topics, symptoms, drugs, procedures, news and more, written for the health care professional.

Atrioventricular septal defect (complete form).

Atrioventricular septal defect (complete form).
Atrioventricular septal defect (complete form).

Pulmonary blood flow, all chamber volumes, and often pulmonary vascular resistance are increased. Atrial pressures are mean pressures. AO = aorta; IVC = inferior vena cava; LA = left atrium; LV = left ventricle; PA = pulmonary artery; PV = pulmonary veins; RA = right atrium; RV = right ventricle; SVC = superior vena cava.