It will be a centralized database , multicentre (6 centers) , regional, chronic myelogenous leukemia cases of registration (CML) prospectively and retrospectively.

Given the complexity and evolution of recommendations and to harmonize these, it appears necessary to establish a central database for recording , monitoring patients with CML supported by the participating centers the region and evaluation of care practices in use .

Indeed , the main purpose of this database is to provide diagnostic and therapeutic management of reported cases of chronic myeloid leukemia and to study the prognostic factors . The main objective is to improve significantly the percentage of patients treated adequately load in the region, in the initial stages of the disease and during its evolution.

Inclusion Criteria:

• chronic myeloid leukemia Diagnosis (CML) in chronic phase , accelerated or blast
• male or female patient aged 18 years or more
• Cases transmitted by referring hematologist , one of the 6 participating centers after patient's oral information
• Clinical record presented Concertation Meeting LMC Multidisciplinary coordinated by the Institute Bergonié

Exclusion Criteria:

• none

Patient with chronic myeloid leukemia diagnosis in chronic phase