Some substances can cause reactions -- called anaphylactoid reactions -- that are similar to and just as serious as anaphylaxis, but don’t involve IgE antibodies. The most common triggers: Dyes ...

Physician Management of Anaphylaxis and Systemic Reactions I. DEFINITION: Anaphylaxis – an anaphylactic response is an acute systemic allergic reaction following antigen exposure in a sensitized ...

An anaphylactoid reaction produces a very similar clinical syndrome, but it is not immune-mediated. ... Complications from anaphylaxis are rare, and most patients completely recover.

In both anaphylactic and anaphylactoid reactions, a very similar clinical picture develops requiring identical immediate management; the precise mechanism involved may however be important in ...

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 ...

W.L., a 59-year-old man, awakened at 10 a.m. on April 4, 1962, with a sore throat and swallowed 1 250-mg. tablet of potassium penicillin, or potassium phenoxymethyl penicillin (V-Cillin K).

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 ...

But anaphylactic reactions take place only following previous exposure to an offending agent. Anaphylactoid reactions, on the other hand, occur when the body responds to an antigen for the first time.

What is an anaphylactoid reaction, and can the vaccine cause one? Express. Home of the Daily and Sunday Express. Puzzles Horoscopes Express Rated Shop Paper Newsletters. Login Register.