Hypersensitivity Reactions:. Hypersensitivity reactions : I nflammatory immune responses induced by repeated antigen exposure resulting in host tissue damage. Allergen : is a nonparasitic antigen capable of stimulating hypersensitivity reactions.
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
Inflammatory immune responses induced by repeated antigen exposure resulting in host tissue damage.
Skin, eye, Nasopharynx, Broncho pulmonary or GIT.
In Bloodstream: venom or toxin. Lethal effect.
IgG , IgM, Complement, and Cytotoxic cells are involved in this type of inflammation.
-Some types of food allergy.
-Prophylactic vaccine (animal antisera). Symptoms develop after 7-10 days and is self-limiting after clearance of the antigen.