Aggressive NK Cell Leukemia

Epidemiology and Etiology:

Common sites:

Gross features:

Histologic features:

•  nucleoli (blasts)
• granules in cytoplasm

Immunophenotype:

Marker:	Sensitivity:	Specificity:
CD56		Also positive in NK-like T cell
CD2
CD3 (neg)

Molecular features:

Other features:

References: