Pollens and other allergens you breathe in rarely cause anaphylaxis. Some substances can cause reactions -- called anaphylactoid reactions -- that are similar to and just as serious as anaphylaxis ...

Anaphylaxis – an anaphylactic response is an acute systemic allergic reaction following antigen exposure in a sensitized person. Anaphylactoid reactions are thought to reflect a release of ...

An anaphylactic reaction happens when your immune system becomes sensitized to a specific allergen. Peanuts, tree nuts, shellfish, antibiotics, aspirin, and insect stings are all common triggers.

THE subject of anaphylactoid reaction to oral administration of penicillin has previously been reviewed in adequate detail.† Proper emphasis was given to the paucity of such reactions, and to ...

Anaphylactic or anaphylactoid reactions occurred more often in patients overall — and 10 to 20 times more frequently in patients with cystic fibrosis (CF) — when a specific brand of ...

Anaphylaxis is a life-threatening allergic reaction that can be triggered by exposure to many different substances (allergens). The most common allergies that can produce anaphylaxis are to drugs ...

An anaphylactoid reaction produces a very similar clinical syndrome, but it is not immune-mediated. Treatment for both conditions is similar. Treatment: ...

Exercise-induced anaphylaxis and idiopathic anaphylaxis also occur, being mediated by different mechanisms. 2, 3 Anaphylactoid reactions are clinically indistinguishable from anaphylaxis, but are not ...

VFS is an anaphylactoid reaction, a type of anaphylactic reaction. It happens when the body releases histamine. VFS can resemble anaphylaxis. However, there are some differences.

Both anaphylactic and anaphylactoid reactions emerge as the result of an "overreactive and misdirected immune response to a substance (antigen) that is viewed by the body as foreign".