Departments and specialties

Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery.

Departments that treat this condition

Areas that research this condition


Mayo Clinic's mission is to research and share medical advancements and treatments. The Allergic Diseases Research Laboratory has been actively studying eosinophil biology for decades, aiming to understand the role of eosinophils in diseases such as hypereosinophilic syndrome.


See a list of publications about HES by Mayo Clinic doctors on PubMed, a service of the National Library of Medicine.