National Cancer Institute Thesaurus

Last uploaded: February 23, 2024
Preferred Name

Contact Hypersensitivity
Synonyms

Contact Hypersensitivity

Definitions

Contact hypersensitivity is an inflammatory response induced by antigen-reactive T cells that are exposed to antigen on the skin surface (epidermis). Poison ivy is a frequent cause of such reactivity, due to the urushiol from the plant, as are a variety of antigens derived from industrial exposure (e.g. rubber, chromate, nickel). These antigens induce the appearance of Th1-like T cells, which presumably produce IFN to activate macrophages.

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C3668

code

C3668

DEFINITION

Contact hypersensitivity is an inflammatory response induced by antigen-reactive T cells that are exposed to antigen on the skin surface (epidermis). Poison ivy is a frequent cause of such reactivity, due to the urushiol from the plant, as are a variety of antigens derived from industrial exposure (e.g. rubber, chromate, nickel). These antigens induce the appearance of Th1-like T cells, which presumably produce IFN to activate macrophages.

FULL_SYN

Contact Hypersensitivity

label

Contact Hypersensitivity

Legacy Concept Name

Contact_Hypersensitivity

Preferred_Name

Contact Hypersensitivity

prefixIRI

Thesaurus:C3668

Semantic_Type

Disease or Syndrome

UMLS_CUI

C0162351

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C3114

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