title: Ph1-negative chronic myelocytic leukemia (CML) with an unusual karyotype.
mesh_terms: D002869:Chromosome Aberrations; D002871:Chromosome Banding; D002875:Chromosomes / Q000648:ultrastructure*; D002904:Chromosomes, Human, 21-22 and Y / Q000648:ultrastructure; D002906:Chromosomes, Human, 6-12 and X / Q000648:ultrastructure*; D006801:Humans; D007621:Karyotyping; D007951:Leukemia, Myeloid / Q000235:genetics*; D008297:Male; D008875:Middle Aged; D009030:Mosaicism; D014314:Trisomy