Unusual chromosomal findings in a case of myelofibrosis.
D000368:Aged; D002869:Chromosome Aberrations; D002903:Chromosomes, Human, 19-20; D005260:Female; D006801:Humans; D007621:Karyotyping; D007962:Leukocytes / Q000166:cytology; D011087:Polycythemia Vera / Q000150:complications; D055728:Primary Myelofibrosis / Q000473:pathology*