Aplastic anaemia is a serious condition affecting the blood, where the bone marrow and stem cells do not produce enough blood cells. It is also called bone marrow failure and can happen suddenly (acute) or develop over a period of time (chronic). This page explains about aplastic anaemia, how it is treated and what to expect when a child comes to Great Ormond Street Hospital (GOSH) for treatment.
The appendix is a small pouch joined to the large intestine at a point called the caecum. Appendicitis is inflammation and infection of the appendix. This information from Great Ormond Street Hospital (GOSH) explains the causes, symptoms and treatment of appendicitis and where to get help.
Arrhythmias are abnormal heart rhythms, which can prevent the heart pumping efficiently. This page from Great Ormond Street Hospital (GOSH) explains how the heart beats normally, what happens when it starts to beat abnormally and how it can be treated.
Asthma is a condition that affects the small airways of the lungs (bronchi), making them red, swollen and sensitive. These sensitive or hyper-responsive airways can react badly to certain ‘triggers’ such as catching a cold, exercise, cigarette smoke, house dust mites, pets and pollen.
An atrioventricular septal defect results in a is a large hole between the upper filling chambers (atria) and the lower pumping chambers (ventricles) of the heart. There is also only one valve between the atria and ventricles instead of two.
It is common for children to be highly active, especially at younger ages. In most cases, this is normal behaviour and they will gradually grow out of it. However, for some children, there could be an underlying difficulty, such as attention deficit hyperactivity disorder (ADHD).