title: Myelomonocytic leukaemia with a preleukaemic syndrome and Ph1 chromosome in monozygotic twins.
abstract: A case of monozygotic twins with a preleukaemic phase of 3 1/2 years is reported. The final haematological picture was that of myelomonocytic leukaemia. The karyotype investigated in one twin during the final period of the disease showed a Ph1 chromosome.
mesh_terms: D001854:Bone Marrow Cells; D002452:Cell Count; D002648:Child; D002869:Chromosome Aberrations / Q000235:genetics*; D025063:Chromosome Disorders; D002904:Chromosomes, Human, 21-22 and Y; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D007951:Leukemia, Myeloid / Q000097:blood / Q000235:genetics*; D008297:Male; D011247:Pregnancy; D011289:Preleukemia / Q000150:complications*; D014430:Twins, Monozygotic
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