Anaphylaxis is a severe and sometimes 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 within seconds or as long as an hour after contact.
Detailed information on allergy, including symptoms, diagnosis, and treatment
X-linked agammaglobulinemia is a rare genetic disease that causes a weakened immune system. It mainly affects boys.
Detailed information on cardiovascular diseases in children
Detailed information on the immune system and how it works.
Detailed information on problems involving heart rhythm
Detailed information on what to expect when your child has a physical exam to help find possible heart conditions, or to find out how well your child is coping with existing heart problems.
Pericarditis is inflammation or infection of the pericardium. In children, pericarditis is most likely to happen after surgery to repair heart defects.
Vulvitis is an inflammation of the vulva. The vulva is the outer part of the female reproductive system.
A child with an arrhythmia may need a pacemaker or an implantable cardioverter defibrillator (ICD). These devices require a simple surgery to implant. They can increase a slow heartbeat or correct a possibly life-threatening fast or chaotic beat.