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Balloon atrial septostomy

Balloon atrial septostomy is a procedure to expand an atrial septal defect and improve oxygenation of the blood. It is often performed for infants with certain types of congenital heart disease (CHD) such as transposition of the great arteries.

Transposition of the great arteries (TGA)

Health A-Z

Transposition of the great arteries (TGA) is a condition where the arteries connected to the heart are improperly positioned. Learn about the diagnosis, treatment and what children with a repaired TGA can expect in the future.

Aortic atresia

Health A-Z

Learn about aortic atresia. With this condition, there is no opening from the left ventricle into the aorta.

Pulmonary atresia

Health A-Z

Read about pulmonary atresia; a condition involving the pulmonary valve, between the right ventricle and pulmonary artery, not forming completely.

Heart catheterization

Health A-Z

Heart catheterization may be used to correct various kinds of heart defects. Learn how to prepare for heart catheterization and how to care for your child at home.

G tubes: Balloon G tubes

Health A-Z

A balloon G tube is a type of feeding tube that has a balloon on the end to help prevent the tube from being accidentally pulled out. Learn how to care for your child’s balloon G tube and change it at home.

Atrial septal defect: Closure in the heart catheterization lab

Health A-Z

An atrial septal defect is an opening in the membrane between two chambers of the heart. Learn about heart catheterization to fix atrial septal defects.

Balloon angioplasty

Health A-Z

Balloon angioplasty, also known as balloon dilation, is used to expand narrowed blood vessels. Read more about angioplasty.

Arterial switch procedure

Health A-Z

Learn about the arterial switch procedure, a surgery that is done to correct transposition of the great arteries.

Treatment of heart conditions

Health A-Z

Learn about the treatment of heart conditions. Find out about the different types of heart treatment and the right questions you should ask the doctor about the treatment.

Transposition of the great arteries (TGA)

Health A-Z

Transposition of the great arteries (TGA) is a condition where the arteries connected to the heart are in the wrong spot. Learn about the diagnosis, treatment and what you can expect in the future.

Balloon valvuloplasty

Health A-Z

Valve dilation uses heart catheterization to open a narrowed valve in the heart. Read about valve dilation, possible complications and recovery.

G/GJ tubes: Checking the balloon on a feeding tube

Health A-Z

Learn how to check the volume of water in the balloon of a feeding tube as well as adjust the fit of the balloon tube.

Heart

Learning Hub

Information about different heart conditions, including congenital heart conditions such as atrial septal defect and patent ductus arteriosus. Also discussed are arrhythmias, blue spells and congestive heart failure.

G tubes: Insertion of a primary Avanos Mic-Key low-profile balloon G tube

Health A-Z

A Mic-Key low-profile balloon G tube, sometimes called a ‘button’, is a brand of balloon feeding tube. Learn about what to expect if your child’s Mic-Key low-profile balloon G tube is inserted by an interventional radiologist using image guidance. The majority of this page is specific to children who are patients at SickKids.

Pulmonary artery stenosis: Balloon angioplasty in the heart catheterization lab

Health A-Z

Balloon angioplasty is a surgery that is used to open a narrowed blood vessel in the heart. Learn about balloon angioplasty for pulmonary artery stenosis.

Atrial septal defect (ASD) and ventricular septal defect (VSD) repair

Health A-Z

Read about the procedure to close an atrial or ventricular septal defect with open-heart surgery.

Atrial septal defect (ASD)

Health A-Z

Learn about the types of atrial septal defects (ASD), how they are diagnosed, treated, and what the long-term outcomes for children with ASD.

G/GJ tubes: How to change the balloon G tube and check tube placement

Health A-Z

Some feeding tubes have a balloon that sits inside the stomach to keep the tube securely in place. Learn how to change a balloon G tube and how to confirm it is in the correct place.

Tricuspid atresia

Health A-Z

Learn about tricuspid atresia, a condition involving blood passing through a hole in the atrial septum and mixing with blood coming back from the lungs.

Coarctation and recoarctation of the aorta: Balloon angioplasty in the heart catheterization lab

Health A-Z

Balloon angioplasty is used to reopen an area of the aorta that has become constricted due to coarctation or recoarctation. Read more about angioplasty.

G/GJ tubes: How to tell if a feeding tube is a good fit

Health A-Z

Find out how to tell if your child’s feeding tube is a good fit and what you should do if the tube is too tight or too loose.

Surgically inserted J tubes

Health A-Z

Learn why your child may need a surgically inserted J tube, how they are inserted and how to care for your child’s feeding tube.

G/GJ tubes: Mic-Key low-profile GJ tube

Health A-Z

A low-profile gastrojejunostomy (GJ) tube is a type of feeding tube. Learn how to care for your child's GJ tube and how to give feeds and medication.

G/GJ tubes: Low-profile combination G/GJ tube

Health A-Z

A low-profile combination gastrostomy/gastro jejunostomy (G/GJ) tube provides fluids, nutrition and medications directly into the small intestine, while also accessing the stomach at the same time. Learn about how to care for a child who has a low-profile combination tube.