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Transposition of the Great Arteries (TGA) in Children What is transposition of the great arteries in children? Transposition of the great arteries (TGA) is a type of heart defect that your baby is born with (congenital). In this condition, the two arteries that carry blood out of

Patent Ductus Arteriosus (PDA) What is PDA? Patent ductus arteriosus (PDA) is a heart defect found in the days or weeks after birth. The ductus arteriosus is a normal blood vessel that's part of fetal blood circulation before a baby is born. It’s an extra blood vessel that

Duchenne Muscular Dystrophy in Children What is Duchenne muscular dystrophy in children? Duchenne muscular dystrophy (DMD) is a genetic condition that weakens your child’s muscles. It is the most common muscular dystrophy, a kind of inherited muscle disease. DMD causes weakness

Fever in Children What is a fever? Most doctors define a fever as a temperature of 100.4°F (38°C) or higher when taken rectally or 100°F (37.8°C) or higher when taken by mouth. You might get slightly different numbers depending on how you take your child's temperature. The body

Atrioventricular (AV) Canal Defect in Children What is an atrioventricular canal defect in a child? An atrioventricular (AV) canal defect is a congenital heart defect. This means that your child is born with it. AV canal defect is a large hole in the center of the heart. It is

Overview of Obesity Facts about obesity Overweight and obesity together make up one of the leading preventable causes of death in the U.S. Obesity is a chronic disease that can seriously affect your health. Overweight means that you have extra body weight. Obesity means having a

Polio (Poliomyelitis) What is polio? Poliomyelitis is commonly called polio. It's an infectious disease. It is caused by 1 of 3 types of poliovirus. Polio is easily spread from person to person. The poliovirus is a virus that can cause paralysis. But most people who are infected

Dyskeratosis Congenita in Children What is dyskeratosis congenita in children? Dyskeratosis congenita is a congenital disease. This means it's present at birth. It's a very rare condition. It affects the skin and nails. In its most severe form, it causes bone marrow failure. When

Mammograms and Breast Health What is a mammogram? A mammogram is an X-ray image of your breast. It's used to find and diagnose breast disease. A mammogram may be done if you have breast problems such as a lump, pain, or nipple discharge. A mammogram is also done as a screening

Aortic Stenosis in Children What is aortic stenosis in children? Aortic stenosis means that your child has a heart valve that is too narrow or is blocked. The aortic valve is one of four heart valves that keep blood flowing through the heart. The valves make sure blood flows in