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Cytomegalovirus (CMV) in Newborns What is CMV in newborns? CMV (cytomegalovirus) is a type of herpes virus. It's very common. It affects people of all ages and in all parts of the U.S. In most cases, CMV causes mild symptoms, or no symptoms at all. But it can cause serious

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

Emery-Dreifuss Muscular Dystrophy in Children What is Emery-Dreifuss muscular dystrophy in children? Emery-Dreifuss muscular dystrophy (EDMD) is one of the muscular dystrophies. These are a group of rare, inherited muscle diseases (myopathies). EDMD causes weakness in your child

Fever What is a fever? A fever is a body temperature that is higher than normal. It often means there is an abnormal process occurring in the body. Exercise, hot weather, inflammation, infection, vaccines, and many other things can make body temperature rise. What causes a fever

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

Safer Sex Guidelines What is safe sex? Having sex with only one partner who only has sex with you when neither of you has a sexually transmitted infection (STI) is believed to be safe. But many health care professionals believe that the only way to be truly safe is not to have

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

Vesicoureteral Reflux (VUR) in Children What is vesicoureteral reflux in children? Vesicoureteral reflux (VUR) is a condition where urine in the bladder flows in the wrong direction. It goes up into the tubes (ureters) that lead to the kidneys. It often flows all the way back up

Uterine Fibroids What are uterine fibroids? Fibroids are firm, dense tumors made of smooth muscle cells and fibrous connective tissue. They develop in the uterus. About 1 in 5 to 1 in 2 women of reproductive age have fibroids, but not all are diagnosed. Fibroids are very common