Acute non-lymphoblastic leukaemia with t(16;21): case report with a review of the literature.

A rare case of acute non-lymphoblastic leukaemia with chromosomal t(16;21)(p11;q22) translocation was studied at the molecular level. Most of the previous reports about the translocation have been described at a karyotypic level. Blast cells of this patient expressed the TLS-ERG chimeric mRNA. The clinical, morphological, karyotypic, and immunohistochemical aspects of this leukaemia are also presented with a review of the literature.