Prospective Multicenter Nationwide Registry of Children With Eosinophilic Esophagitis

Registry of demographic, clinical, endoscopic and histological data at baseline.

Registry of patients treated with PPI:

• Clinical, endoscopic and histological response at 8-12 weeks of induction treatment
• Clinical, endoscopic and histological response at 6 and 12 months weeks of maintenance treatment

Registry of patients treated with two foods elimination diet:

• Clinical, endoscopic and histological response at 8-12 weeks of induction treatment
• Identification of food trigger: milk, gluten or milk and gluten
• Clinical, endoscopic and histological response at one year elimination of food trigger
• Registry of adverse events

Registry of patients treated with swallowed steroids (budesonide or fluticasone):

• Clinical, endoscopic and histological response at 8-12 weeks of induction treatment
• Clinical, endoscopic and histological response at 6 months of maintenance steroid treatment
• Registry of adverse events