HealthAugust 10, 2026
eosinophils
ee-uh-SIN-uh-filz
Definition
A type of white blood cell that plays a role in the body's immune response, specifically associated with the type of airway inflammation seen in certain severe asthma patients.
Etymology
Derived from the Greek 'eos' (dawn or the goddess of dawn, referring to the rosy-red stain color) and 'phile' (loving or having an affinity for).
In the news
The article uses blood eosinophil levels as a key biomarker to help doctors determine if a patient has specific types of asthma inflammation that might respond well to targeted biologic therapies.
Beyond blue inhaler: Doctor explains how FeNO testing could unlock biologic treatment for severe Asthma
Read the full article ↗News9live