Overview Imatinib in KIT-negative Systemic Mastocytosis Status: Completed Trial end date: 2015-08-01 Target enrollment: Participant gender: Summary The aim of this study is to evaluate the efficacy in terms of clinical and biological response rates of Imatinib Mesylate therapy in patients with systemic mastocytosis lacking KIT mutations. Phase: Phase 4 Details Lead Sponsor: Hospital Virgen de la SaludTreatments: Imatinib Mesylate