Medical Info

Common Types of CHD

Atrial Septal Defect (ASD)

A hole in the wall between the top two chambers of the heart.

» Click for a video and more info

Atrioventricular Septal Defect (AVSD)

A hole in the wall between both the upper and lower chambers of the heart.

» Click for a video and more info

Bicuspid Aortic Valve (BAV) & Aortic Stenosis

Usually there are three cusps in the aortic valve (the gateway between the left sided pumping chamber and the aorta that carries blood from the heart to the body). Bicuspid aortic valve means having two instead of there cusps. Narrowing of the aortic valve is called aortic stenosis.

» Click for a video and more info

Coarctation of the Aorta

Narrowing of the aorta, which is the the main artery that carries blood from the heart to the body.

» Click for a video and more info

Congenitally Corrected Transposition of the Great Arteries (CCTGA)

The positions of the right and left ventricles of the heart are switched (reversed).

» Click for a video and more info

The Fontan Heart

For patients who are born with hearts with one main pumping chamber (instead of two), they will have surgery called the Fontan operation (named after the surgeon who invented it).

» Click for a video and more info

Patent Ductus Arteriosus (PDA)

An open blood vessel between the aorta (that carries high oxygen blood to the body) and the pulmonary artery (that carries low oxygen blood to the lungs).

» Click for a video and more info

Pulmonary Stenosis

A narrowing in the opening between the right (pumping) side of the heart and the lungs.

» Click for a video and more info

Tetralogy of Fallot (TOF)

Four specific aspects of the heart that are different: right ventricular outflow tract obstruction, right ventricular hypertrophy, ventricular septal defect and an overriding aorta.

» Click for a video and more info

Transposition of the Great Arteries (TGA)

Reversal of the aorta and pulmonary artery, the two biggest arteries that carry blood away from the heart.

» Click for a video and more info

Ventricular Septal Defect (VSD)

A hole in the wall between the bottom two chambers of the heart.

» Click for a video and more info

This program was developed by:

Copyright © 2024 iHeartChange

Welcome to iHeartChange

Now we would like to get to know you just a little bit.  Knowing your background will help us make this website even better for you.

We won’t ask you for personal health information.

This short survey will only take a minute or two to complete.

We hope you enjoy your visit!

Would you like to take our survey?

Yes, I would like to take the survey
No thank-you

Welcome to iHeartChange

Since this is your first visit, please read our disclaimer:

This website is designed specifically for young people with congenital heart disease. The goal is to provide information to help people who are getting ready to move (or have recently moved) to adult heart care. We use the term ‘transition’ to describe this process. Family, friends and health care providers may also find this website helpful.

Please be advised this site does not provide medical advice. All of the content on this website is provided for informational purposes only. It is not a substitute for professional medical advice, diagnosis or treatment. If you have or suspect you have a health problem, please consult your family physician. If you have or suspect you are experiencing a health emergency, please promptly visit a Hospital Emergency Department in your area. Reliance on any information provided on or provided in relation to the site is solely at your own risk. Contributors to this website are not responsible, nor liable, for any claim, loss or damage arising from the use of the information contained within this site.

Any websites linked from this website are created by other organizations. Those organizations are responsible for the information contained within their sites. We are not responsible for the content of linked third-party sites or third-party advertisements and do not make any representations regarding their content or accuracy. Your use of third-party websites is at your own risk and subject to the terms and conditions of use for such sites. Any specific comments regarding these sites should be directed toward that individual organization.

We have a simple ‘Getting to Know You’ survey that we ask all visitors to complete (we don’t ask for any personal health information). Website browsing activity will be monitored so that we can learn about the people who visit the website, how often people visit the website, and the web pages that are visited most often. This will help us decide which changes and improvements to make to the website in the future. Results from this project will be described for groups of website visitors (i.e., not for individual users).

Please click here for the full Terms and Conditions for this website

Please click below to indicate that you have read the Disclaimer.

I have read the disclaimer