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Lymphatic Malformations in Children What is a lymphatic malformation in children? A lymphatic malformation is a lymphatic vessel that isn't formed correctly. The vessel traps the lymph fluid and causes cysts to form. Your child may have one or more of these cysts. Lymphatic

Tuberculosis (TB) in Children What is tuberculosis in children? Tuberculosis (TB) is an ongoing (chronic) infection caused by bacteria. It usually infects the lungs. But other organs, such as the kidneys, spine, or brain, may be affected. TB is most often spread through droplets

Type 2 Diabetes in Children What is type 2 diabetes in children? Diabetes is a condition in which the body can't make enough insulin. Or can't use insulin normally. Type 2 diabetes is a metabolic disorder. Insulin is a hormone. It helps sugar (glucose) in the blood get into cells

Vesicoureteral Reflux (VUR) in Children What is vesicoureteral reflux in children? Vesicoureteral reflux (VUR) is a condition in which urine in the bladder flows in the wrong direction. It goes up into the tubes (ureters) that lead to the kidneys. It often flows all the way back

Neurogenic Bladder in Children What is neurogenic bladder in children? Neurogenic bladder means the bladder doesn't work normally because of nerve damage. It causes a child to have problems with holding or releasing urine. The muscles and nerves of the urinary system work

Rheumatic Fever What is rheumatic fever? Rheumatic fever is a complex disease that affects the joints, skin, heart, blood vessels, and brain. It happens mainly in children between the ages of 5 and 15. It's an autoimmune disease that occurs after an infection with strep

Chickenpox What is chickenpox? Chickenpox is a common childhood disease. It causes an itchy, blistering rash and is easily spread to others. Until the varicella vaccine for chickenpox became available in 1995, chickenpox infection was very common. Almost everyone had been

Herpes Simplex Virus (Cold Sores) in Children What are cold sores in children? Cold sores are small blisters around the mouth caused by the herpes simplex virus. They are sometimes called fever blisters. What causes cold sores in a child? The most common cause of cold sores is

Addison Disease in Children What is Addison disease in a child? Addison disease, also called primary adrenal insufficiency, is a rare autoimmune endocrine disorder that occurs when the adrenal glands don't make enough of the "stress" hormone called cortisol. Cortisol controls

Juvenile Ankylosing Spondylitis (JAS) in Children What is juvenile ankylosing spondylitis in children? Juvenile ankylosing spondylitis is a type of arthritis. It affects the spine and the places where the muscles, tendons, and ligaments attach to the bone. Ankylosing means stiff