If the blood type is not a match, you can experience a transfusion reaction. You can also have a transfusion reaction if you receive blood containing infectious microbes, if you experience an allergic ...

Rheumatoid arthritis is associated with an atypical immune response called a type 3 hypersensitivity reaction. This reaction happens due to immune complexes in the body. It can be treated by ...

Most people experience no complications during a blood transfusion, but some have adverse reactions during or after treatment. Examples include a fever, chills, itching, or breathing difficulty.

Drug hypersensitivity reactions are drug reactions which are unpredictable. They result from an interaction between a drug substance and the immune system of a hypersensitive person. Hypersensitivity ...