Figure 2.
Effects of corticosteroids on imaging in PCNSL and histopathologic features of PCNSL. (A) Hematoxylin and eosin (H&E) staining (10× magnification) of PCNSL demonstrating angiocentric growth pattern and diffusely infiltrating PCNSL cells invading the brain parenchyma. (B) Cells are positive for the B-cell surface marker CD20 (40× magnification).