Terms & Properties

Preferred Name:  Hypersensitivity

Definition:  An immune response that occurs following exposure to an innocuous antigen, but that does not require the presence of preformed antibodies to the antigen.

FDA Definition:  A local or general reaction of an organism following contact with a specific allergen to which it has been previously exposed and to which it has become sensitized.

NICHD Definition:  An excessive immune system response to a substance that is not usually considered harmful.

NCI-GLOSS Definition:  An exaggerated response by the immune system to a drug or other substance.

Label:  Hypersensitivity

NCI Thesaurus Code:  C3114 (Search for linked caDSR metadata)   (search value sets)

NCI Metathesaurus Link:  C0020517  (see NCI Metathesaurus info)

Synonyms & Abbreviations: (see Synonym Details)

Allergic reaction

Hypersensitive

hypersensitivity

Hypersensitivity

Hypersensitivity Reaction

Hypersensitivity/Allergic reaction

Sensitive

Sensitivity

External Source Codes: 

UMLS CUI

C0020517

Other Properties:

Name	Value (qualifiers indented underneath)
code	C3114
Contributing_Source	FDA
Contributing_Source	MedDRA
Contributing_Source	NICHD
FDA_Table	Patient Code (Appendix B)
Legacy Concept Name	Hypersensitivity
Maps_To	Hypersensitivity reaction
	Target_Terminology: MedDRA       Target_Terminology_Version: 18.1       Relationship_to_Target: Has Synonym       Target_Term_Type: LLT       Target_Code: 10020756
Semantic_Type	Disease or Syndrome
xRef	IMDRF:E0402

Additional Concept Data: 

Defined Fully by Roles: No

URL:https://ncit.nci.nih.gov/ncitbrowser/ConceptReport.jsp?dictionary=NCI_Thesaurus&ns=ncit&code=C3114