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Type 1 Diabetes Mellitus in Children What is type 1 diabetes in children? Diabetes is a condition in which the body can't make enough insulin, or can't use insulin normally. Type 1 diabetes is an autoimmune disorder. The body's immune system damages the cells in the pancreas that

Marfan Syndrome in Children What is Marfan syndrome in children? Marfan syndrome is a genetic disorder that affects the body's connective tissue. Connective tissue holds the body's cells, organs, and other tissue together. Connective tissue is also important in growth and

Hypoglycemia in Children What is hypoglycemia in children? Hypoglycemia is when the level of sugar (glucose) in the blood is too low. Glucose is the main source of fuel for the brain and the body. The normal range of blood glucose is about 70 to 140 milligrams per deciliter (mg

Iron-Deficiency Anemia in Children What is iron-deficiency anemia in children? Anemia is a common health problem in children. The most common cause of anemia is not getting enough iron. A child who's anemic doesn't have enough red blood cells or enough hemoglobin. Hemoglobin is a

Pulmonary 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

Meningitis in Children What is meningitis in children? Meningitis is a swelling (inflammation) of the thin membranes that cover the brain and the spinal cord. These membranes are called the meninges. What causes meningitis in a child? Meningitis is most often caused by a

Congenital Laryngeal Stridor in Babies What is congenital laryngeal stridor? Congenital laryngeal stridor is a noisy or high-pitched sound with breathing. It is from an abnormally formed voice box (larynx). It's present at birth (congenital). What causes congenital laryngeal

Premenstrual Syndrome (PMS) What is premenstrual syndrome (PMS)? Premenstrual syndrome or PMS is a group of physical and emotional symptoms many people may have in the days before their period starts. Symptoms usually stop when the period starts or shortly after. It’s thought to

Perimenopause What is perimenopause? Perimenopause is the transitional time around menopause. Menopause is when a woman’s periods stop. It’s marked by changes in the menstrual cycle, along with other physical and emotional symptoms. This time can last 2 to 8 years. During this

Anaphylaxis in Children What is anaphylaxis in children? Anaphylaxis is a severe, life-threatening reaction to an allergen. An allergen is something that your child is allergic to. Anaphylaxis is a medical emergency. Your child can have a reaction to an allergen within seconds or