Clinical Features and Prognosis of CD20 Negative Aggressive B-Cell Non-Hodgkins Lymphoma
Figure 2
H&E and immunohistochemical features of Patient 6. (a) H&E compared to patient 1, the neoplastic cells are more homogeneous with respect to nuclear cytomorphology and sizes. They do not have the same nuclear eccentricity or nuclear heterochromatin pattern. (b) CD 20 stain is negative. (c) CD 138 stain is negative. (d) Ki-67 shows a high proliferative index (95–100%).
