Congenital Cardiology Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
Palliation
Surgical or interventional procedures that improve symptoms and quality of life without providing a complete anatomical cure.
Cavo-pulmonary Connection
A surgical anastomosis connecting the systemic venous return directly to the pulmonary arteries, bypassing the ventricle...
Central Shunt
A synthetic conduit connecting the ascending aorta to the main pulmonary artery to increase pulmonary blood flow.
Clubbing
Enlarged fingertips and nails resulting from chronic hypoxemia in congenital heart disease.
Coarctation of the Aorta
A congenital narrowing of the aorta that obstructs blood flow and can cause hypertension and heart failure.
Conduit
An artificial tube or biological graft used to create blood flow connections in cardiac surgery.
Conduit Stenosis
Narrowing of an artificial tube or vessel used to connect different cardiac chambers or vessels, requiring intervention...
Cyanotic Congenital Heart Disease
Category of heart defects causing reduced oxygen saturation and blue discoloration.
Cyanotic Heart Disease
A category of congenital heart defects that result in decreased oxygen levels in the blood, causing bluish discoloration...
Damus-Kaye-Stansel Procedure
A surgical technique connecting the pulmonary artery to the ascending aorta to create a single outflow tract.
Desaturated
Describing blood or a patient with reduced oxygen saturation, typically below normal physiological levels.
Desmosomal Protein
Structural proteins maintaining cell-to-cell connections in cardiac muscle tissue.
Dextrocardia
A congenital condition where the heart is positioned on the right side of the chest rather than the left.
DiGeorge Syndrome
A genetic disorder caused by 22q11.2 deletion, commonly associated with conotruncal heart defects, thymic hypoplasia, an...
DORV
Acronym for Double Outlet Right Ventricle, a complex congenital heart defect where both great arteries arise from the ri...
Double Outlet Right Ventricle
A congenital heart defect where both the aorta and pulmonary artery arise primarily from the right ventricle.
Ductal-Dependent
Describing congenital heart lesions where systemic or pulmonary blood flow critically depends on patency of the ductus a...
Ebstein Anomaly
A congenital heart defect characterized by abnormal development and displacement of the tricuspid valve leaflets into th...
Eisenmenger Syndrome
A condition where pulmonary vascular disease develops from untreated left-to-right shunts, eventually reversing the dire...
Extracorporeal Membrane Oxygenation
A form of cardiopulmonary bypass providing temporary cardiac and respiratory support for critically ill patients with se...
Fenestrated Completion
Completion of Fontan circulation with a small opening left in the baffle to allow right-to-left shunting.
Fenestrated Fontan
Fontan operation with intentional small opening to decompress systemic venous system.
Fenestration
A small, intentionally created hole or opening in a surgical repair, particularly in Fontan procedures to decompress the...
Fontan Circulation
A surgically created circulation pattern for single-ventricle heart defects where venous return flows directly to the lu...
Glenn Anastomosis
A surgical connection between the superior vena cava and pulmonary artery, used as a staging procedure for single ventri...