491-500 of 3436 Results Found
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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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Healthy Sleep Habits in Children What is normal sleep? The total amount of sleep your child needs varies depending on their age. Age Recommended hours of sleep per day Newborn to 3 months 14 to 17 hours 4 to 12 months 12 to 16 hours (often sleeps through the night) 1 to 2 years
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Allergy Overview What are allergies? Allergies are due to a problem with the body's immune system. Most allergic reactions happen when the immune system reacts to a false alarm. Normally the immune system attacks harmful things, such as viruses or bacteria. But sometimes it
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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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Neurocutaneous Syndromes in Children What are neurocutaneous syndromes in children? Neurocutaneous syndromes are disorders that affect the brain, spinal cord, organs, skin, and bones. The diseases are lifelong conditions that can cause tumors to grow in these areas. They can also
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22q11.2 Deletion Syndrome in Children What is 22q11.2 deletion syndrome in children? The 22q11.2 deletion syndrome (22q11.2DS) is a genetic disorder. In children with this syndrome, a tiny piece of one of the copies of chromosome 22 is missing. This can cause many health problems
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Birth Defects in Children What is a birth defect in a child? A birth defect (congenital anomaly) is a health problem or abnormal physical change that is present when a baby is born. Birth defects can be very mild, where the baby looks and acts like any other baby. Or birth
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Down Syndrome (Trisomy 21) in Children What is Down syndrome in children? Down syndrome is a genetic problem. It is also called trisomy 21. It includes certain birth defects, learning problems, and facial features. A child with Down syndrome also may have heart defects and
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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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Ewing Sarcoma in Children What is Ewing sarcoma in children? Ewing sarcoma is a rare type of cancer. It can affect a person of any age, but it's most common between ages 10 and 20. It often grows in bone, but it can also grow in soft tissue that's connected to the bone. This may