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Legg-Calvé-Perthes Disease in Children What is Legg-Calvé-Perthes disease in children? Legg-Calvé-Perthes disease (or Perthes disease) is a rare hip condition that affects children. Over a number of years, the ball-shaped top of a child’s thighbone (femoral head) breaks down and

Undescended Testes in Children What are undescended testes in children? Undescended testes means that 1 or both of the male testes have not passed down (descended) into the scrotal sac. This is a condition seen in some newborn baby boys. Most cases affect only 1 teste. About 1 in

Hydrocele in Children What is a hydrocele in children? A hydrocele is fluid buildup in the thin pouch that holds the testes in the scrotum. Up to 1 in 10 baby boys have a hydrocele at birth. In most cases, it goes away without treatment in the first year. What causes a hydrocele

Candidiasis in Children What is candidiasis in children? Candidiasis is an infection caused by yeast called Candida. Candida normally causes no harm, and is found on the skin, vaginal area, and digestive system. But in some cases, it can overgrow. This can cause a rash, itching

Medicine Rashes in Children What are medicine rashes in children? Medicine rashes are the body’s reaction to a certain medicine. You may also hear these called drug rashes. The type of rash that occurs depends on the type of medicine that is causing it. Rashes can range from mild

Common Variable Immunodeficiency in Children What is common variable immunodeficiency in children? Common variable immunodeficiency (CVID) is an immunodeficiency problem that causes a child to have a low level of antibodies and a decreased responsiveness to some vaccines. This

Urticaria (Hives) in Children What are hives? Hives (urticaria) are a sudden outbreak of red, itchy, and swollen areas on the skin. Hives can happen alone or as part of a severe allergic reaction. This condition often happens as an allergic reaction from eating certain foods or

Intraventricular Hemorrhage in Babies What is IVH in babies? Intraventricular hemorrhage (IVH) is bleeding inside or around the ventricles in the brain. The ventricles are the spaces in the brain that contain the cerebral spinal fluid. Bleeding in the brain can put pressure on

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

Toxic Epidermal Necrolysis in Children What is toxic epidermal necrolysis in children? Toxic epidermal necrolysis is a life-threatening skin disorder. It causes skin tissue to die, resulting in skin blistering and peeling. It's most often caused by a medicine reaction. A milder