Search Results

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

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

Blocked Tear Duct (Dacryostenosis) in Children What is a blocked tear duct in children? A blocked tear duct is called dacryostenosis. It may also be called a congenital lacrimal duct obstruction. Congenital means that your child is born with it. Tears help clean and lubricate

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

Apnea of Prematurity What is apnea of prematurity? Apnea is a term that means breathing has stopped for more than 20 seconds. It can happen in full-term babies, but it's more common in premature babies. The more premature the baby, the greater the chances that apnea will occur

Retinopathy of Prematurity What is retinopathy of prematurity? Retinopathy of prematurity is an eye problem that can happen to premature babies. The retina lines the back of the eye. It receives light as it comes through the pupil. From there, the optic nerve sends signals to the

Meconium Aspiration What is meconium aspiration? Meconium aspiration is when a newborn breathes in a mixture of meconium and amniotic fluid. Amniotic fluid is the liquid that surrounds the baby in the womb. Meconium is the baby's first stool, or poop. It is sticky, thick, and

Allergic Rhinitis in Children What is allergic rhinitis in children? Rhinitis is a reaction that happens in the eyes, nose, and throat. It occurs when allergens in the air set off the release of histamine and other chemicals in the body. Normally allergens are harmless. But when