Structured Summary
Abstract
Hypersensitivity reactions which occur within minutes of exposure to challenging antigen due to the release of histamine which follows the antigen-antibody reaction and causes smooth muscle contraction and increased vascular permeability.
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Classification
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Synonyms
16 entry terms
- Atopic Hypersensitivity
- Hypersensitivity, Atopic
- Hypersensitivity, Immediate
- Hypersensitivity, Type I
- IgE-Mediated Hypersensitivity
- Type I Hypersensitivity
- Atopic Hypersensitivities
- Hypersensitivities, Atopic
- Hypersensitivities, IgE-Mediated
- Hypersensitivities, Immediate
- Hypersensitivities, Type I
- Hypersensitivity, IgE-Mediated
- IgE Mediated Hypersensitivity
- IgE-Mediated Hypersensitivities
- Immediate Hypersensitivities
- Type I Hypersensitivities
MeSH Record
Aspects Covered
35 allowable subheadings
Indexed with the subheadings blood, cerebrospinal fluid, chemically induced, classification, complications, congenital, diagnosis, diagnostic imaging, diet therapy, drug therapy, economics, embryology, enzymology, epidemiology, ethnology, etiology, genetics, history, immunology, metabolism, microbiology, mortality, nursing, parasitology, pathology, physiopathology, prevention & control, psychology, radiotherapy, rehabilitation, surgery, therapy, urine, veterinary, virology.
MeSH Record
Indexing Annotation
/chem ind: coord with DRUG HYPERSENSITIVITY or specifics
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History Note
66(65)
MeSH Hierarchy
Tree Number
MeSH Record
NLM Classification
QW 900
AMA Style
References
- National Library of Medicine. Immediate Hypersensitivity. Medical Subject Headings (MeSH). 2026. Unique ID D006969. http://id.nlm.nih.gov/mesh/2026/D006969
- Immediate Hypersensitivity. In: Wikipedia. https://en.wikipedia.org/wiki/Type_I_hypersensitivity
- Immediate Hypersensitivity. In: Wikidata. https://www.wikidata.org/wiki/Q5941165