Heart

Aortic Stenosis

Aortic stenosis is a heart defect that may be present at birth (congenital) or it may develop later in life (acquired).

Arrhythmia

An arrhythmia (also called dysrhythmia) is an abnormal rhythm of the heart.

Atrial Septal Defect (ASD)

An atrial septal defect is an opening in the atrial septum, or dividing wall between the two upper chambers of the heart, known as the right and left atria.

ASD Closure Devices

Our heart specialists offer expert treatment for ASD closure, including Amplatzer® and Gore® Helex® Septal Occluders.

Atrioventricular Canal (AV canal or AVC)

Atrioventricular canal defect (AV canal) is a congenital (present at birth) heart defect. Other terms used to describe this defect are endocardial cushion defect and atrioventricular septal defect (AVSD).

Cardiac Ablation

Our expert pediatric electrophysiology specialists have years of experience performing cardiac ablation procedures for children.

Cardiac Catheterization

Cardiac catheterization is a specialized procedure in which a long, flexible tube (catheter) is inserted into a blood vessel (usually in the leg) and guided into the heart, allowing a close look at the structures inside.

Cardiac First Trimester Imaging

With new ultrasound equipment that has very high resolution and techniques such as transvaginal ultrasound, the heart may be imaged as early as 11-12 weeks gestation.

Cardiomyopathy

Cardiomyopathy is any disease of the heart muscle in which the heart loses its ability to pump blood effectively.

Aidan's Story

Aidan Heart Story 2017 1

During his 1-month-old checkup at a local doctor’s office in California, Maryland, Aidan’s pediatrician detected a rapid heartbeat. He immediately sent them to Children’s National where doctors confirmed that Aidan’s tiny heart was beating twice as fast as it should be.

Read More of Aidan's Story