Identification of New Markers in the Hypereosinophilic Syndrome

Identification of New Markers in the Hypereosinophilic Syndrome

The purpose is to characterize new hypereosinophilic syndrome biomarkers more informative and more accessible compared to those that we have already thanks to a proteomic approach. This will help the investigators to diagnose the this disease.

Inclusion Criteria:

• dated and signed informed consent
• virale serology negative or negative result less than 6 months
• virale serology negative for HBV or vaccinated patient
• insured
• virale serology negative or negative result less than 6 months
• negative pregnancy test or female menopause for at least 1 year

Exclusion Criteria:

• subject enable adult, under guardianship or under protective measures of justice
• Refusal or inability to give informed consent
• The hypereosinophilic syndrome explained origin other than than atopy, bullous pemphigoid, the Churg-Strauss syndrome and DRESS