Allergic
Rhinitis Med Books
Rhinitis
Inflammation of
the nasal mucous membrane.
Allergy
Allergy may be defined
as a state of altered response of the body to various
foreign substances, which are harmless to the majority
of individuals.
Actiology of Allergic
Rhinitis
Exciting cause of
an allergy is an allergen (which may or may not be detectable).
There are certain predisposing causes, which are as
follows:
- Heredity
- Age
(Usually starts in the first decade and then
continues)
- Sex
(Females are more affected)
- Race
(Jews are more prone to it)
- Endocrine
factors (Puberty, Marital status, Menopausal
condition)
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Allergens
- Inhalants
e.g. pollens, hair, feathers, wool, etc.
- Ingestants
e.g. egg, fish, cabbage, aspirin, sulphonamides.
- Infectants
e.g. liver extracts, penicillin, insulin, bacteria.
- Infestants
e.g. intestinal worms.
- Physical
agents e.g. sudden change of temperature, sunlight.
- Psychological
factors e.g. fear, anxiety.
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