491-500 of 606 Results Found
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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
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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 1 of 4 heart valves that keep blood flowing through the heart. The valves make sure blood flows in only
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Biliary Atresia in Children What is biliary atresia in children? Biliary atresia is a rare liver disease that occurs in newborn babies. It's often found shortly after birth. The disorder affects tubes in the liver called bile ducts. If not treated with surgery, it can be fatal
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Congenital Heart Disease According to the American Heart Association, about 9 of every 1,000 babies born in the U.S. have a congenital heart defect. This is a problem that occurs as the baby's heart is developing during pregnancy, before the baby is born. Congenital heart defects
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Cancer Overview What is cancer? Cancer is an abnormal growth of cells. The whole body is made of cells that act and grow in controlled ways as the body needs them. Cells are controlled by genes. The genes in any cell in the body can be damaged. Then the cell can grow out of
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Food Allergies in Children What is food allergy in children? A food allergy is when your child’s body has a bad immune reaction to a certain food. This is different from a food intolerance, which does not affect the immune system. This is true even though some of the same signs
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Osteogenesis Imperfecta in Children What is osteogenesis imperfecta in children? Osteogenesis imperfecta (OI) is a rare inherited (genetic) bone disorder that is present at birth. It's also known as brittle bone disease. A child born with OI may have soft bones that break
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Food Allergy What is a food allergy? A food allergy is when your immune system has a bad reaction to a certain food. This is different from a food intolerance, which does not involve the immune system. This is true even though some of the same signs may be present. What causes a
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Sickle Cell Disease in Children What is sickle cell disease in children? Sickle cell disease (SCD) is a blood disorder that a child is born with. It's passed down through a parent’s genes. Children with SCD make an abnormal type of hemoglobin. This is the protein in red blood
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Hereditary Hemochromatosis What is hereditary hemochromatosis? Hereditary hemochromatosis is a genetic blood disorder that causes your body to absorb too much iron from the food you eat. Iron is a mineral found in many foods. But too much iron is toxic to your body. The excess