FIGURE LEGENDS
Figure 1: Hematoxylin and Eosin stained section show sheets of
undifferentiated atypical cells having high nucleo-cytoplasmic ratio,
round to oval nuclei, conspicuous nucleoli and moderate cytoplasm.
Figure 2a: IHC shows tumor cells are positive for CK.
Figure 2b: IHC shows tumor cells are positive for P40.
Figure 2c: IHC shows tumor cells are positive for EBV.
Figure 2d: IHC shows tumor cells are positive for CK5/6.
Figure 3: IHC shows loss of expression of INI.