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Newborn Screening Tests What are newborn screening tests? The U.S. has a national program of newborn screening tests. These check for health disorders that can be treated if they're found very early in life. If the screening test results are abnormal, it means more tests need to

Common Variable Immunodeficiency in Children What is common variable immunodeficiency in children? Common variable immunodeficiency (CVID) is an immunodeficiency problem that causes a child to have a low level of antibodies and a decreased responsiveness to some vaccines. This

22q11.2 Deletion Syndrome in Children What is 22q11.2 deletion syndrome in children? The 22q11.2 deletion syndrome (22q11.2DS) is a genetic disorder. In children with this syndrome, a tiny piece of chromosome 22 is missing. This can cause many health problems. These problems may

Egg Allergy Diet for Children General guidelines for egg allergy The key to an allergen-free diet is to not feed your child foods or products containing the food that causes a reaction. The items that your child is allergic to are called allergens. Eggs are a commonly used food

Urticaria (Hives) in Children What are hives? Hives (urticaria) are a sudden outbreak of red, itchy, and swollen areas on the skin. Hives can happen alone or as part of a severe allergic reaction. This condition often happens as an allergic reaction from eating certain foods or

Immune Disorders Many different immune disorders require clinical care by a physician or other health care professional. Listed in the directory below are some, for which we have provided a brief overview. All About the Immune System Immune Deficiencies Disorders of the Immune

Insect Stings and Allergic Reactions in Children Avoiding insect stings may not always be possible. But it's important to know how to respond if your child has an allergic reaction from an insect sting. This may give you more peace of mind if there is an emergency. Insect stings

Milk Allergy Diet for Children General guidelines for milk allergy When your child has a food allergy, they must follow an allergy-free diet. This means your child can't have the food they are allergic to or any products containing that food. The items that your child is allergic

Mold What is mold? Mold is a member of the fungus family. It's rarely killed by heat or cold exposure. Mold stays inactive (dormant) until a certain season, such as spring or fall, or when favorable environmental conditions appear. Then it grows and thrives. Where does mold grow

Immune Deficiencies Many different immune system deficiencies require clinical care by a physician or other health care professional. Listed in the directory below are some, for which we have provided a brief overview. Severe Combined Immunodeficiency (SCID) Common Variable