#anaphylaxis__anaphylaxi  hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance
  supertype:  hypersensitivity_reaction  an inappropriate and excessive reaction to an allergen (as pollen or dust or animal hair or certain foods); severity ranges from mild allergy to severe systemic reactions leading to anaphylactic shock
  subtype:  anaphylactic_shock  a severe and rapid and sometimes fatal hypersensitivity reaction to a substance (especially a vaccine or penicillin or shellfish or insect venom) to which the organism has become sensitized by previous exposure

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