An anorectal malformation is a birth defect in which the anus and rectum do not develop properly.

A "birth defect" is a health problem or physical change that is present in a baby at the time he/she is born.

Down syndrome is a genetic disorder that includes a combination of birth defects, including some degree of mental retardation, characteristic facial features and, often, heart defects.

A diaphragmatic hernia is a birth defect in which an opening is present in the diaphragm. Some of the organs that are normally found in the abdomen move up into the chest cavity through this abnormal opening.

Hydrocephalus is a condition in which a buildup of fluid in the brain causes the pressure inside of the head to increase and the skull bones to expand to a larger-than-normal appearance.

Hypospadias is a disorder in newborn boys in which the opening of the urethra is not located at the tip of the penis.

An infant with an omphalocele has a portion of the abdominal organs protruding through an opening in the muscles near the umbilical cord.

Pyloric stenosis is a problem that affects babies between 2 and 8 weeks of age and causes forceful vomiting that can lead to dehydration.

Spina bifida can occur in the early weeks of pregnancy, before you even know you are expecting. That’s why your baby is depending on you to have healthy habits in place from the start. Learn more about the prevention and treatment of this birth defect.

Trisomy 18 and trisomy 13 are genetic disorders that present a combination of birth defects including severe mental retardation, as well as health problems involving nearly every organ system in the body.

Turner syndrome is a genetic disorder seen in girls that causes them to be shorter than others and to not mature sexually as they grow into adulthood.

A hernia occurs when a section of intestine protrudes through a weakness in the abdominal muscles. In babies, this usually occurs around the navel or in the groin area.

Detailed information on craniofacial anomalies, including cleft lip and cleft palate

Detailed information on developmental dysplasia of the hip, including causes, symptoms, risk factors, diagnosis, treatment, and cast care

Detailed information on clubfoot, including causes, risk factors, diagnosis, treatment, and cast care