Hypersensitivity

aina syazlin
Mind Map by aina syazlin, updated more than 1 year ago
aina syazlin
Created by aina syazlin over 4 years ago
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Description

characteristics of hypersensitivity

Resource summary

Hypersensitivity
1 Any immune response against a foreign antigen that is exaggerated beyond the norm
2 type I hypersensitivity or allergy
2.1 immediate or anaphylactic
2.2 localized or systemic
2.3 two part mechanism
2.3.1 sensitization upon initial exposure
2.3.2 degradation of sensitized cells
3 type II hypersensitivity
3.1 known as cytotoxic
3.2 cause by endogenous antigens or haptens
3.3 3 syndromes
3.3.1 blood transfusion
3.3.2 hemolytic disease
3.3.3 drug - induced hypersensitivity
4 type III hypersensitivity
4.1 immune complex
4.1.1 localised immune complex disease
4.1.2 systematic immune complex disease
5 type IV hypersensitivity
5.1 known as cell - mediated
5.2 occured in response to small chemical (hapten) encountered with skin (protein)
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