title: Trisomy 11 in preleukemia.
abstract: The clinical and cytogenetic findings of a patient with a preleukemic state and trisomy 11 are reported. Trisomy 11 was present as the sole karyotypic alteration at the time of overt leukemia. Trisomy 11 presents an additional chromosomal abnormality not previously described in preleukemia.
mesh_terms: D001853:Bone Marrow / Q000473:pathology; D002906:Chromosomes, Human, 6-12 and X; D006801:Humans; D007621:Karyotyping; D008297:Male; D008875:Middle Aged; D011003:Ploidies; D011289:Preleukemia / Q000235:genetics* / Q000473:pathology; D014314:Trisomy