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Alpha Thalassemia in Children What is alpha thalassemia in children? Alpha thalassemia is an inherited blood disorder. This means it is passed down through the parent’s genes. It may cause anemia in their children. Anemia is low numbers of red blood cells or low hemoglobin level

Chiari Malformation Type I in Children What is a Chiari malformation in children? A Chiari malformation (CM) is a problem with how the brain sits in the skull. The brain normally sits fully inside the skull. With a Chiari malformation, the lower part of the brain (cerebellum)

Head Injury in Children What is a head injury in children? A head injury is any kind of damage to the scalp, skull, brain, or other tissue and blood vessels in the head. A head injury is also often called a brain injury or traumatic brain injury (TBI), depending on the extent of

Delayed Puberty What is delayed puberty? Puberty that happens late is called delayed puberty. This means a child's physical signs of sexual maturity don’t appear by age 12 to 13 in girls or age 13 to 14 in boys. This includes breast or testicle growth but can also include pubic

Stridor in Children What is stridor in children? Stridor is a noisy or high-pitched sound with breathing. It's a sign that the upper airway is partially blocked. It may involve the nose, mouth, throat, voice box (larynx), or windpipe (trachea). What causes stridor in a child

Ureterocele and Ureteral Duplication in Children What is a ureterocele and ureteral duplication in children? A ureterocele is a problem with a ureter. The ureter is a tube that connects the kidney to the bladder. There is 1 ureter for each kidney. The ureters send urine from the

Wilms Tumor What is Wilms tumor? Wilms tumor is a cancerous tumor that starts in the cells of the kidney. It’s the most common type of kidney cancer in children. It’s often found by the time a child is age 5. The tumor can be very large before it’s found. And it may spread

Langerhans Cell Histiocytosis in Children What is Langerhans cell histiocytosis in children? Langerhans cell histiocytosis is a rare disorder. It occurs when there are very high levels of a type of immune cell called a Langerhans cell. In the past, this disorder was thought to be

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

For Parents: Bicycle, In-Line Skating, Skateboard, and Scooter Safety Safety statistics Bikes, in-line skating, skateboarding, and scooters are very popular among children between ages 5 and 14. These activities are a great form of exercise. But without protective gear, they can