<prompt> Answer this question truthfullyWhat classification does chronic myelogenous leukemia belong to?  <response>: <reason> Chronic myelogenous leukemia CML may be classified according to the hematologic characteristics and laboratory findings into five subtypes chronic granulocytic leukaemia CGL 95 of all CML, juvenile CML extremely rare, chronic neutrophilic leukemia CNL extremely rare, chronic myelomonocytic leukemia CMML, and atypical CML aCML. 