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
Hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intens...
- anaphylaxis
Hypersensitivity reaction to the ingestion or injection of a substance (a protein or...
- allergic rhinitis
Rhinitis caused by an allergic reaction.
- urtication
An itchy skin eruption characterized by weals with pale interiors and well-defined red...