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Coronary Heart Disease What is coronary heart disease? Coronary heart disease happens when the innermost layer of the coronary arteries becomes inflamed and narrowed. This is caused by a buildup of fatty deposits called plaque. These deposits may start in childhood and continue

Poison Ivy, Oak, and Sumac Rash What is poison ivy, oak, and sumac rash? Poison ivy, poison oak, and poison sumac are types of American plants. They each grow in different parts of the country. The plants cause allergic contact dermatitis in most people who touch them. The rash

Atrial Septal Defect (ASD) in Children What is an atrial septal defect in children? The atrial septum is the wall between the two upper chambers of the heart (right and left atria). An atrial septal defect (ASD) is an abnormal hole in this wall. ASD is a heart problem that is

Atrioventricular (AV) Canal Defect in Children What is an atrioventricular canal defect in a child? An atrioventricular (AV) canal defect is a congenital heart defect. This means that your child is born with it. AV canal defect is a large hole in the center of the heart. It is

Coarctation of the Aorta (COA) in Children What is coarctation of the aorta in children? Coarctation of the aorta (COA) is a heart defect that is present at birth (congenital). It means that the aorta is narrower than it should be. The aorta is the large artery that carries

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

Erectile Dysfunction (Impotence) What is erectile dysfunction? Erectile dysfunction (ED) or impotence means you can’t get an erection. It can also mean you aren't happy with the size or hardness of your erections, or how long your erections last. In the past, ED was thought to be

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

Microcephaly in Children What is microcephaly in children? Gender words are used here to talk about anatomy and health risk. Use this information in a way that works best for you and your doctor as you talk about your care. Microcephaly is a condition where a baby's head is much

Alergia alimentaria ¿Qué es una alergia alimentaria? Una alergia alimentaria se produce cuando el sistema inmunitario tiene una reacción adversa a un determinado alimento. Esto es diferente de la intolerancia alimentaria, que no involucra el sistema inmunitario. Este es el caso