Back to Homepage

Case 243 - Discussion

Hematopathology Case

 

Myeloperoxidase

Butyrate

 

 

Acute myeloid leukemia with t(15;17)
Numerous blasts with bilobated nuclei, so call "butterfly cells". The major differential diagnosis is AML with monocytic differentiation; cytochemical stains, flow cytometric analyses and FISH/cytogenetic studies are useful in separating these two entities.