Pediatric Agammaglobulinemia X-linked agammaglobulinemia, also called Bruton's agammaglobulinemia or congenital agammaglobulinemia, was the first immunodeficiency disease ever identified.
Allergic and Immunologic Disorders Allergy and asthma are among the most common health problems, with more than 50 million people afflicted with asthma, seasonal hay fever, or other allergy-related conditions each year.
Allergies Allergies are physiological reactions caused when the immune system reacts to a specific foreign substance (allergen) that has been inhaled, touched, or eaten by a person.
Eczema (Atopic Dermatitis) Atopic dermatitis, also called eczema, is a skin disorder that usually appears in babies or very young children, and may last until the child reaches adolescence or adulthood. Eczema causes the skin to itch, turn red, and flake.