Attack of the Eosinophil

Eosinophilic diseases are not autoimmune diseases; instead, they are like exacerbated allergies or an atypical allergic response to molecules that most people do not find harmful.

Illustration of eosinophils using the image by Blausen Medical [CC BY-SABlausen Medical [CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0)].

Several immune diseases involve inappropriate activation of immune cells called eosinophils. These include a form of…