Down syndrome is a genetic condition present at birth. Learn about the symptoms, complications and outlook for children with Down syndrome.
Learn about heart-related syndromes. A syndrome is a medical term for a collection of signs and symptoms that generally stem from a single cause.
Most children with Williams syndrome have a heart or blood vessel problem.
Marfan syndrome is a rare hereditary disorder of connective tissue. About 60% to 80% of people with this syndrome have heart problems.
Children with Down syndrome may be at a higher risk for some medical conditions. Learn what these conditions are and how to manage them.
Read about the causes and symptoms of Lennox-Gastaut syndrome epilepsy and how the condition is treated.
Learn about the role that genetics plays in many heart conditions that afflict children.
Learn about multisystem inflammatory syndrome in children (MIS-C), a rare syndrome linked to a SARS-CoV-2 infection.
22q11 deletion syndrome (22q11DS) is a genetic condition. Learn what causes it, how it's diagnosed and treated.
Post-thrombotic syndrome occurs when deep-vein thrombosis damages the vein valves and walls. Learn the signs and symptoms and how it's treated.
Hemolytic uremic syndrome (HUS) is a disease that affects the kidneys and other organs. This page explains what HUS is, how it affects your child, and what to expect during treatment.
22q11DS is a genetic condition with a wide range of symptoms. Learn about some of the more common medical features of 22q11DS.
The effects of CHARGE syndrome differ from one child to the next. Find out how this genetic condition is caused and treated.
Read about the causes, symptoms and treatments for generalized epilepsy syndromes.
Noonan syndrome is a genetic condition. Learn about the symptoms and diagnosis of Noonan syndrome and the heart conditions associated with the condition.
Read about the causes, symptoms, and treatments for Landau-Kleffner syndrome epilepsy, a rare condition in which children have difficulty with speech.
Macrophage activation syndrome (MAS) occurs when the immune system is overactivated and causes inflammation. Learn about the signs, causes and treatment of MAS.
The risk of complications involved with surgical procedures to correct congenital heart disease is very low.
Information for parents about trisomy 13, a rare genetic condition that causes developmental delay and affects many different organ systems.
Information for parents about trisomy 18, a rare genetic condition that causes developmental delay and affects many different organ systems.
Learn how to insert and remove a tampon, and how to recognize toxic shock syndrome.
Learn about hypoplastic left heart syndrome (HLHS). This condition involves the left side of the heart being underdeveloped, and is extremely serious.
Learn about strategies and ways to help your child with a neurodevelopmental disorder cope during the COVID-19 crisis.
Learn about how acute myeloid leukemia (AML) develops and what factors may affect the development of the disease.
