Conditions we treat

Want to know more about the conditions we treat at Great Ormond Street Hospital (GOSH)? Just search below:

Interrupted aortic arch

Interrupted aortic arch is when the large blood vessel that takes blood away from the heart to the rest of the body (aorta) is not fully developed.

Read more

Hypoplastic left heart syndrome

Hypoplastic left heart syndrome is a condition where the left lower pumping chamber (left ventricle) of the heart does not develop properly so is much smaller than usual. The mitral valve between the left ventricle and the upper left filling chamber (left

Read more

Functionally univentricular heart

Functionally univentricular heart is the term used to describe a number of congenital heart defects whose common feature is the lack of two fully-developed pumping chambers (ventricles).

Read more

Truncus arteriosus

Truncus arteriosus is a condition where there is just one large blood vessel instead of two separate vessels leaving the pumping chambers (ventricles) of the heart.

Read more


Cardiomyopathy is the term that is used to describe disease of the heart muscle.

Read more