Study Status: Completed
Recruit Status: Completed
Study Type: Interventional
Official Title: Therapeutic and Biological Effects of Imatinib Mesylate in Primary Hypereosinophilic Syndromes
Brief Summary: The study was performed to assess: 1) clinical activity of Imatinib in patients with HES, CEL and CIH; 2) correlation between Imatinib activity and specific disease subtype; 3) long-term outcome of HES, CEL and CIH patients treated with Imatinib; 4) safety and tolerability of Imatinib administration.