HRS has various meanings in the Medical category. Discover the full forms, definitions, and usage contexts of HRS in Medical.
Hypersensitivity is a set of undesirable reactions produced by the normal immune system, including allergies and autoimmunity. They are usually referred to as an over- reaction of the immune system and these reactions may be damaging, uncomfortable, or occasionally fatal. Hypersensitivity reactions require a pre-sensitized state of the host.
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