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Amenorrhea in Adolescents and Teens What is amenorrhea? Amenorrhea is a menstrual condition characterized by absent menstrual periods for more than 3 monthly menstrual cycles. Amenorrhea may be classified as primary or secondary: Primary amenorrhea. From the beginning and may be

Attention-Deficit / Hyperactivity Disorder (ADHD) in Children, Adolescents and Teens What is ADHD? ADHD, also called attention-deficit disorder, is a behavior disorder, usually first diagnosed in childhood, that is characterized by inattention, impulsivity, and, in some cases

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

Anorectal Malformation in Children What is an anorectal malformation in children? Anorectal malformations are birth defects, or problems that happen as an unborn baby is developing during pregnancy. With this defect, the anus and rectum don’t develop properly. They are the lower

Heart Failure in Children What is heart failure in children? The heart is a muscle that pumps oxygen-rich blood to all parts of the body. When you have heart failure, the heart is not able to pump as well as it should. Blood and fluid may back up into the lungs (congestive heart

Intestinal Malrotation and Volvulus in Children What is intestinal malrotation in children? Intestinal malrotation is a birth defect. It happens when your baby’s intestinal tract doesn’t form as it should during pregnancy. Malrotation happens when your baby’s intestine doesn’t

Meckel Diverticulum What is Meckel diverticulum? Meckel diverticulum is a small pouch in the lower wall of the small intestine. The normal intestine does not have a pouch. It’s near where the small and large intestines meet. The pouch is left over from when your child’s digestive

Omphalocele What is an omphalocele? An omphalocele is a birth defect. It happens when your baby is forming during pregnancy. In this condition, some of your baby’s abdominal organs poke out (protrude) from the belly through the belly button (umbilicus). A clear (translucent)

Tracheoesophageal Fistula and Esophageal Atresia What are tracheoesophageal fistula and esophageal atresia? Tracheoesophageal fistula Tracheoesophageal fistula is a connection between the esophagus and the trachea. The esophagus is the tube that connects the throat to the stomach

Pulmonary Stenosis in Children What is pulmonary stenosis in children? Pulmonary stenosis is a birth defect of the heart (congenital). It can happen when the pulmonary valve doesn’t grow as it should in a baby during the first 8 weeks of pregnancy. The pulmonary valve connects