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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

Leukemia in Children What is leukemia in children? Leukemia is cancer that starts in young (immature) blood cells. It’s the most common kind of cancer in children. The leukemia cells grow in bone marrow and then go out into the blood. The bone marrow is the soft, spongy center of

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

Achalasia in Children What is achalasia in a child? Achalasia is a rare disease that makes it hard to swallow foods and liquids. In achalasia, there is a problem with the tube that carries food from the mouth to the stomach (esophagus). The muscles that make the esophagus

Megaloblastic Anemia in Children What is megaloblastic anemia in children? Anemia is a problem in which there are not enough red blood cells or hemoglobin. Hemoglobin is the part of red blood cells that carries oxygen throughout the body. In megaloblastic anemia, the bone marrow

Prematurity What is prematurity? A baby born before 37 weeks of pregnancy is considered premature or born too early. Other terms used for prematurity are preterm and the nicknames "preemie" or "premie". About 1 in every 10 infants are born prematurely. Twins and other multiples

Osteosarcoma (Osteogenic Sarcoma) in Children What is osteosarcoma in children? Osteosarcoma is very rare, but it's the most common kind of bone cancer in children and teens. It's most common in teens and young adults. Osteosarcoma is cancer that starts in the bone. The cancer

Persistent Pulmonary Hypertension in the Newborn What is persistent pulmonary hypertension (PPHN) in the newborn? Persistent pulmonary hypertension (PPHN) happens in newborn babies. It occurs when a newborn’s circulation continues to flow as it did while in the uterus. When this

Watching Your Weight Why do you need to watch your weight? According to the CDC, more than 7 in 10 U.S. adults older than age 20 are either overweight or obese. Why is excess weight a concern? It may cause new health problems or worsen ones you already have. Staying at a healthy

Non-Hodgkin Lymphoma (NHL) in Children What is non-Hodgkin lymphoma (NHL) in children? NHL is cancer that starts in the lymphatic system. The lymphatic system is part of the immune system. It helps to fight diseases and infections. NHL results when the cells in the lymphatic