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Pediatric Cardiology Glossary

100 terms total — 24 showing — Last updated 15 Sep 2026

inotropic support

Professional Technical IVT

Pharmacological assistance to improve cardiac contractility in pediatric patients with heart failure or after cardiac surgery.

Showing 1–24 of 100

ALCAPA

Advanced Technical IVT

Anomalous left coronary artery from pulmonary artery, a rare congenital defect where the left coronary artery originates...

Technical Term Full entry →

aortic arch sidedness

Intermediate Technical IVT

Designation of whether the aortic arch crosses to the left or right side of the trachea.

Technical Term Full entry →

aortic root

Intermediate Technical IVT

The portion of the left ventricular outflow tract that includes the aortic valve annulus, sinuses of Valsalva, and proxi...

Technical Term Full entry →

aortopulmonary collaterals

Advanced Technical IVT

Abnormal vascular connections between the aorta and pulmonary circulation that develop in certain congenital heart condi...

Technical Term Full entry →

Aortopulmonary Window

Advanced Technical IVT

A rare congenital defect creating an abnormal communication between the ascending aorta and main pulmonary artery.

Clinical Condition Full entry →

arch reconstruction

Advanced Technical IVT

Surgical repair of abnormalities affecting the aortic arch, often involving resection and end-to-end anastomosis or patc...

Technical Term Full entry →

arterial desaturation

Intermediate Technical IVT

Decreased oxygen content in arterial blood, typically measured by pulse oximetry in pediatric cardiac patients.

Technical Term Full entry →

arterial oxygen content

Advanced Technical IVT

The total amount of oxygen carried in arterial blood, calculated from hemoglobin concentration and oxygen saturation.

Technical Term Full entry →

arterial switch operation

Professional Technical IVT

A surgical procedure to correct transposition of the great arteries by switching the aorta and pulmonary artery to their...

ASO
Technical Term Full entry →

atrial septal defect

Intermediate Technical IVT

A congenital heart defect involving an abnormal opening in the wall separating the heart's two upper chambers.

ASD
Technical Term Full entry →

atrial switch operation

Professional Technical IVT

A surgical procedure that redirects blood flow at the atrial level to correct transposition of the great arteries.

Technical Term Full entry →

Atrioventricular Canal Defect

Intermediate Technical IVT

A complex congenital heart defect involving abnormal development of the central portion of the heart with deficient atri...

Clinical Condition Full entry →

balloon angioplasty

Intermediate Technical IVT

Interventional catheterization procedure using an inflatable balloon to widen narrowed blood vessels in pediatric cardia...

Technical Term Full entry →

balloon atrial septostomy

Intermediate Technical IVT

A palliative cardiac catheterization procedure to create or enlarge an atrial septal defect to improve mixing of blood.

Technical Term Full entry →

Balloon Dilation

Intermediate Technical IVT

A catheter-based intervention using an inflatable balloon to relieve vascular or valvular stenosis.

Interventional Procedure Full entry →

balloon valvuloplasty

Intermediate Technical IVT

A minimally invasive catheter-based procedure to widen narrowed heart valves using an inflatable balloon.

Technical Term Full entry →

bidirectional Glenn

Professional Technical IVT

A staged palliative surgery connecting the superior vena cava directly to the pulmonary arteries, typically performed in...

Technical Term Full entry →

A surgical procedure connecting the superior vena cava directly to the pulmonary arteries as part of staged palliation.

Surgical Procedure Full entry →

Blalock-Taussig shunt

Professional Technical IVT

A surgical procedure creating a connection between a systemic and pulmonary artery to increase blood flow to the lungs i...

Technical Term Full entry →

Branch Pulmonary Artery Stenosis

Intermediate Technical IVT

Narrowing of the right or left pulmonary arteries distal to the main pulmonary artery bifurcation.

Clinical Condition Full entry →

BT shunt

Intermediate Technical IVT

Abbreviated form of Blalock-Taussig shunt, a systemic-to-pulmonary artery connection.

Abbreviation Full entry →

bubble study

Intermediate Technical IVT

Echocardiographic technique using agitated saline contrast to detect right-to-left shunting across cardiac defects.

Technical Term Full entry →

cardiac catheterization

Intermediate Technical IVT

Invasive diagnostic and therapeutic procedure using catheters to evaluate and treat pediatric heart conditions.

Technical Term Full entry →

cardioplegic arrest

Advanced Technical IVT

Intentional cessation of cardiac activity during surgery using cardioplegic solution to protect the myocardium during co...

Technical Term Full entry →
Showing 1–24 of 100

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