Search Results

Uniparental Disomy: Prader-Willi Syndrome and Angelman Syndrome What is uniparental disomy? Chromosome pairs affect how our body works. Normally, a baby gets one copy of each chromosome pair from each birth parent. In rare cases, two copies come from the same parent. This is

Glomerulonephritis in Children What is glomerulonephritis in children? The kidneys contain many coils of tiny blood vessels. Each of these is called a glomerulus. Glomeruli filter substances from the blood into the urine. Glomerulonephritis is a type of kidney disease where these

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

Inguinal Hernia in Children What is an inguinal hernia in children? A hernia occurs when a part of the intestine or other abdominal tissue pushes through a weakness in the belly (abdominal) muscles. A soft bulge shows up under the skin where the hernia is. A hernia in the groin

Megaureter in Children What is megaureter in children? Megaureter is a ureter that is much wider than normal. The ureters are the tubes that carry urine from the kidneys to the bladder. A ureter that is wider than 3/8 inch is a megaureter. A megaureter may not drain urine

Neurogenic Bladder in Children What is neurogenic bladder in children? Neurogenic bladder means the bladder doesn't work normally because of nerve damage. It causes a child to have problems with holding or releasing urine. The muscles and nerves of the urinary system work

Polycystic Kidney Disease What is polycystic kidney disease (PKD)? Polycystic kidney disease (PKD) is a rare genetic disorder. It causes many cysts filled with fluid to grow in the kidneys. PKD cysts can impair how the kidneys work. It can lead to kidney failure. PKD is the

Genetic Disorders Associated with Congenital Heart Disease Click on the links below to learn more about these topics. Down Syndrome Marfan Syndrome 22q11.2 Deletion Syndrome© 2000-2026 The StayWell Company, LLC. All rights reserved. This information is not intended as a

Maternal and Fetal Testing Overview Most people have healthy pregnancies, and their babies are born without trouble. But if you have a high-risk pregnancy, you may need to be closely watched for possible problems. There are tests and procedures that can help keep track of your

Cystic Fibrosis Overview What is cystic fibrosis? Cystic fibrosis (CF) is an inherited disease of the glands that make mucus and sweat. People with CF get a defective gene from both parents. People who have one defective gene from one parent are called carriers. They don't have