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Diaphragmatic Hernia in Children What is a diaphragmatic hernia in children? A diaphragmatic hernia is a birth defect that occurs in about 1 out of 2,500 newborns. It happens in a baby during pregnancy. In this condition, there's an opening in your baby's diaphragm. This is the

Oppositional Defiant Disorder (ODD) in Children What is oppositional defiant disorder (ODD) in children? Oppositional defiant disorder (ODD) is a type of behavior disorder. It's mostly diagnosed in childhood. Children with ODD show a pattern of uncooperative, defiant, and hostile

Achondroplasia in Children What is achondroplasia in a child? Achondroplasia is the most common type of rare genetic bone disorder. The strong, flexible tissue called cartilage is not converted into bone as it is normally. This causes a series of signs, such as short arms and

Obesity in Children and Teens What is obesity in children and teens? Obesity is when a person has too much body fat. Without treatment, obesity can become a serious, long-term disease. What causes obesity in a child or teen? In many ways, childhood obesity is a puzzling disease

Tricuspid Atresia What is tricuspid atresia? Tricuspid atresia (TA) is a heart defect present at birth (congenital). It occurs when the tricuspid valve doesn't form, or only partly forms. Normally the tricuspid valve is located between the right upper chamber (atrium) and the

Hepatoblastoma in Children What is hepatoblastoma in children? Hepatoblastoma is a very rare cancer that starts in the liver. It usually affects children younger than 3 years of age. About half of all children with it are diagnosed before age 1. It usually doesn't spread

Total Anomalous Pulmonary Venous Return (TAPVR) What is total anomalous pulmonary venous return (TAPVR)? Total anomalous pulmonary venous return (TAPVR) is a congenital heart defect. This means that your child is born with it. It happens as the baby’s heart develops during the

Chemotherapy for Children What is chemotherapy for a child? Chemotherapy (chemo) is the use of medicines to treat cancer or kill cancer cells. Chemotherapy has been used for many years. It's one of the most common treatments for many types of cancer. The groups of cancer therapy

Tinea Infection What is tinea infection? Tinea is a fungal infection of the skin. Tinea on the body or scalp is sometimes known as ringworm. This is because it can cause red patches on the skin in the shape of rings. But it’s not caused by worms. It’s caused by different types of

Juvenile Idiopathic Arthritis What is juvenile idiopathic arthritis? Juvenile idiopathic arthritis (JIA) is a form of arthritis in children. Arthritis causes joint swelling (inflammation) and joint stiffness. JIA is arthritis that affects 1 or more joints for at least 6 weeks in