Definition of Hypersensitivity reaction

1. Noun. 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.




Medical Definition of Hypersensitivity reaction

1. The bodys response to an allergic stimulus. This can be localised to one area or generalised and may include: rash, itching, hives, swelling, difficulty breathing, and/or low blood pressure. (27 Sep 1997)

Hypersensitivity Reaction Pictures

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Lexicographical Neighbors of Hypersensitivity Reaction

hypersegregated
hypersegregation
hypersensibilities
hypersensibility
hypersensitised
hypersensitive
hypersensitive dentin
hypersensitive response
hypersensitive site
hypersensitive xiphoid syndrome
hypersensitively
hypersensitiveness
hypersensitivities
hypersensitivity
hypersensitivity pneumonitis
hypersensitivity reaction (current term)
hypersensitivity vasculitis
hypersensitization
hypersensitize
hypersensitized
hypersensitizes
hypersensitizing
hypersentence
hypersentences
hypersequents
hyperserotonaemia

Literary usage of Hypersensitivity reaction

Below you will find example usage of this term as found in modern and/or classical literature:

1. Manual of Microbiologic Monitoring of Laboratory Animals edited by Kim Waggie (1994)
"Although both immediate and delayed reactions occur, the latter is most often seen in guinea pigs. Delayed hypersensitivity reaction to ..."

2. Mammalian Models for Research on Aging by Bennett J. Cohen, Institute Of Laboratory Animal Resources, National Research Council Staff (1981)
"The etiology is thought to be either a toxic or hypersensitivity reaction to gluten or one of its fractions (Robbins, 1974b). The disease may manifest ..."

3. Diarrhea and Malnutrition: Interactions, Mechanisms, and Interventions by Lincoln C. Chen, Nevin S. Scrimshaw (1983)
"Deficient cell-mediated immunity is reflected in diminished delayed cutaneous hypersensitivity reaction, impaired lymphoblast transformation on antigenic or ..."

4. Guide to Clinical Preventive Services: Report of the U. S. Preventive by DIANE Publishing Company (1996)
"... and false-negative tuberculin skin tests depends on a number of variables, including immunologic status, the size of the hypersensitivity reaction ..."

5. Clinician's Handbook of Preventive Services: Put Prevention Into Practice by DIANE Publishing Company (1995)
"Precautions: A history of a neurologic reaction or a severe hypersensitivity reaction (eg, generalized urticaria or anaphylaxis) after a previous dose is a ..."

6. Proposed National Strategies For The Prevention Of Leading Work-related (1988)
"... delayed hypersensitivity reaction), also occurs most often on those body sites where primary contact with the responsible causal agent is most frequent, ..."

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