Ribeiro E M, Cavalli I J, Tokutake A S, Sperandio-Roxo V M, Malvezzi M, Pasquini R
Departamento de Genética, Hospital de Clínicas, Universidade Federal do Paraná, Curitiba-Paraná, Brazil.
Cancer Genet Cytogenet. 1993 Jul 1;68(1):82-3. doi: 10.1016/0165-4608(93)90079-2.
We report the first South American case of acute nonlymphocytic leukemia, French-American-British (FAB) subtype M1, [1] with trisomy 4 as the sole chromosome abnormality. The patient denied exposure to toxic or carcinogenic substances.