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Cystic Fibrosis in Children Click on the links below to learn more about this topic. Cystic Fibrosis Overview Genetics of Cystic Fibrosis Cystic Fibrosis and the Respiratory System Cystic Fibrosis and the Digestive System Cystic Fibrosis and the Reproductive System Symptoms of

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)

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

Posterior Urethral Valves in Children What are posterior urethral valves in children? Posterior urethral valves are a problem with the urethra in a boy. The urethra is the tube that drains urine from the bladder to the outside of the body. Posterior urethral valves are small

Birth Injuries What is a birth injury? Sometimes during the birth process, the baby may suffer a physical injury that impairs function or structure of their body. This is sometimes called birth trauma or birth injury. It can occur during labor, delivery, or after delivery. Birth

Trinucleotide Repeats: Fragile X Syndrome What are trinucleotide repeats? DNA is the chemical that makes up your genes. It contains a "code" of 3-letter words known as codons or trinucleotides. Many genes normally contain trinucleotide sequences that repeat. These are called

Uniparental Disomy: Prader-Willi Syndrome and Angelman Syndrome What is uniparental disomy? Chromosome pairs affect how our body works. Normally, a baby gets 1 copy of each chromosome pair from each parent. This means 1 copy from the genetic mother, and the other copy from the

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

Dermatitis in Children Dermatitis is an inflammation of the skin. Click on the links below to learn more about dermatitis in children. Contact Dermatitis Atopic Dermatitis in Children Diaper Dermatitis Seborrheic Dermatitis (Cradle Cap)© 2000-2025 The StayWell Company, LLC. All

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