ACUTE LEUKAEMIAS OF AMBIGUOUS KINEAGE

The problems relating to the diagnosis of the particular group of acute leukemias referred to as «Acute leukemias of ambiguous lineage» in the new revised edition of WHO classification of the tumors of hematopoietic and lymphoid tissues (2008) are reviewed. The diagnosis of these rare forms of leukemia runs into serious difficulties in routine diagnostics requiring the particular thoroughness with the involvement of the