Click on images for larger views. A densely cellular neoplasm effaces normal neuropil.
Neoplastic cells have pleomorphic nuclei, anisocytosis, and mitotic figures.
Case 11-2 . Diffusely, neurons are expanded by clear cytoplasmic vacuoles. There are also moderately increased numbers of astrocytes, with clear cytoplasm. 2x obj Case 11-2 . Foamy histiocytic cells efface and replace normal nodal architecture.