Neuropath - Normal Cytology

• PyramidalNeurons with Nissl Substances
• + Synaptophysin
• + NeuN

Lower power neurons with glia in neuropil 

Astroglial cells - no clear cytoplasm, oval nucleus, + GFAP

Lower power white matter 

Oligodendroglial - small, dark, round cells with nuclei surrounded by a perinuclear halo

Microglia Cells

• Mesenchymal origin
• Phagocytic cells

Microglial Cells

Activated

Ependymal Cells

+Vimentin

Choroid Plexus