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Hemolytic Anemia in Children What is hemolytic anemia in children? Hemolytic anemia is a group of disorders in which the red blood cells are destroyed faster than the bone marrow can make them. The term for destruction of red blood cells is hemolysis. What causes hemolytic anemia

Osteogenesis Imperfecta in Children What is osteogenesis imperfecta in children? Osteogenesis imperfecta (OI) is a rare inherited (genetic) bone disorder that is present at birth. It's also known as brittle bone disease. A child born with OI may have soft bones that break

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

Mastitis What is mastitis? Mastitis is an inflammation of the breast tissue. Infections may or may not occur with mastitis. It often affects women who are breastfeeding. What causes mastitis? Mastitis may occur because of sore or cracked nipples, latch problems, plugged ducts

Juvenile Idiopathic Arthritis What is juvenile idiopathic arthritis? Juvenile idiopathic arthritis (JIA) is a form of arthritis in children. Arthritis causes joint swelling (inflammation) and joint stiffness. JIA is arthritis that affects 1 or more joints for at least 6 weeks in

Neonatal Abstinence Syndrome What is neonatal abstinence syndrome? Neonatal abstinence syndrome (NAS) is a set of signs and symptoms that may occur after babies are exposed to medicines or other substances in the uterus before birth. Babies can then experience withdrawal after

Overview of Craniofacial Anomalies What are craniofacial anomalies? Craniofacial anomalies (CFA) are a variety of deformities in the growth of the head and facial bones. Anomaly is a medical term meaning different from normal. These abnormalities are present at birth (congenital)

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

Anorexia Nervosa in Adolescents and Teens What is anorexia nervosa? Anorexia nervosa (AN), a form of self-starvation, is an eating disorder characterized by a distorted body image that leads to restricted eating and other behavior that prevents a person from gaining weight

Peyronie Disease What is Peyronie disease? Peyronie disease causes hard, flat plaque to form under the skin on the tissue of the penis. The plaque often starts as an inflammation that may turn into scar tissue. The plaque builds up inside the penis in the thick elastic membrane