Hypersensitivity Reaction

Of hypersensitivity.

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.

This concept's ID is @1~73366

Contains

  • allergy 5 facts

    Hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intens...

  • anaphylaxis 1 facts

    Hypersensitivity reaction to the ingestion or injection of a substance (a protein or...

  • allergic rhinitis 1 facts

    Rhinitis caused by an allergic reaction.

  • urtication 0 facts

    An itchy skin eruption characterized by weals with pale interiors and well-defined red...