Type I hypersensitivity belongs to the most common disorder mediated by immune reactions; it affects app. more than 30% of all individuals in Caucasoid population. Type I hypersensitivity is commonly called allergy. It is characterised by rapid onset (hence the term immediate hypersensitivity), within minutes of antigen challenge, and results in conspicuous clinical symptoms.
Presentation provides basic facts on allergic reactions - mechanism, symptoms, allergens. Main accent is put on diagnostic possibilities, both laboratory and in vivo (skin tests). Basic information about anaphylaxis and its management is included as well.
Hypersensitivity reactions, types II till V
.. III, and IV; later type V was added. The term allergy is rather use as type I hypersensitivity.. ..keywords: reactions, allergy, Rhesus isoimmunisation, transfusion reactions,..
Autoimmunity and autoimmune disease
.. is called molecular mimicry. An increase of allergy and autoimmune prevalence has occurred in..