A hyper-sensitized patient used to be simply atopic but has produced specific IgE against a given allergen. This is the second step towards potentially developing allergies. Hypersensitivity diagnosis is...

Being atopic means carrying the atopy gene. Atopy and Allergy may have more implications for some families than others, when many family members are concerned. The gene’s presence will induce a tendency...

The definition of an allergy is: an abnormal immunoreaction, brought by IgE antibodies, and liberating mediators (immunologic, histamine) in a given organ (nose, eyes, bronchus, skin or digestive system) when...