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Dermatomyositis What is dermatomyositis? Dermatomyositis is a rare disease that causes muscle inflammation and skin rash. It's one of a group of muscle diseases that cause muscle inflammation, weakness, and swelling. It's different from other muscle diseases because it also

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

Truncus Arteriosus (TA) What is truncus arteriosus? Truncus arteriosus is a heart defect that is present at birth (congenital). It happens when there is an abnormal connection between the aorta and pulmonary artery. Normally, the aorta and the pulmonary artery are separate. In

Fractures in Children What is a fracture in a child? A fracture is a partial or complete break in the bone. When a fracture happens, it is either open or closed. Open fracture. The bone breaks through the skin. Or the skin has a deep wound that exposes the bone. Closed fracture

Atopic Dermatitis What is atopic dermatitis? Atopic dermatitis is a long-term (chronic) skin disorder. It causes dry, itchy, scaly patches. The patches are often on the face and the head in babies. It's most common in infants or very young children. Most will show signs of the

Hemorrhoids and Varicose Veins in Pregnancy What are hemorrhoids and varicose veins? Hemorrhoids and varicose veins might seem to be two different, unrelated problems, but they're actually quite similar. And many women, especially those in the third trimester of pregnancy, have

Kyphosis What is kyphosis? A spine affected by kyphosis has more forward curvature of the back bones (vertebrae) in the upper back area than normal. This gives the spine a rounded or humpback appearance. This is sometimes known as roundback or a dowager's hump. Kyphosis is a

Emphysema What is emphysema? Emphysema is a progressive chronic lung condition in which the tiny air sacs (alveoli) are damaged or destroyed. When this happens, it causes the tiny air sacs to rupture and create one big air pocket instead of many tiny ones. Air becomes trapped in

Posterior Urethral Valves in Children What are posterior urethral valves in children? Posterior urethral valves are a problem with the urethra in a boy. The urethra is the tube that drains urine from the bladder to the outside of the body. Posterior urethral valves are small

Food Allergy What is a food allergy? A food allergy is when your immune system has a bad reaction to a certain food. This is different from a food intolerance, which does not involve the immune system. This is true even though some of the same signs may be present. What causes it