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Difference between revisions of "Neuropathology"
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====Other==== | ====Other==== | ||
*Rosenthal fibres = worm-like or corkscrew-like (brightly) eosinophilic bodies; 10-40 micrometers. | *Rosenthal fibres = worm-like or corkscrew-like (brightly) eosinophilic bodies; 10-40 micrometers. | ||
**Key feature: variable thickness; helps separate from RBCs. | |||
**Well-seen on trichrome stains. | |||
**Image: [http://en.wikipedia.org/wiki/File:Rosenthal_HE_40x.jpg Rosenthal fibres (WP)]. | **Image: [http://en.wikipedia.org/wiki/File:Rosenthal_HE_40x.jpg Rosenthal fibres (WP)]. | ||
*Eosinophilic granular bodies = related to Rosenthal fibres; round cytoplasmic hyaline droplets in astrocytes.<ref>{{Ref MBNP|11}}</ref> | *Eosinophilic granular bodies = related to Rosenthal fibres; round cytoplasmic hyaline droplets in astrocytes.<ref>{{Ref MBNP|11}}</ref> | ||
*Pseudopalisading - picket fence-like alignment of cells; long axis of cells perpendicular to interface with other structures/cells. | *Pseudopalisading - picket fence-like alignment of cells; long axis of cells perpendicular to interface with other structures/cells. | ||
**Pseudopalisading of tumour cells (around necrotic regions) is seen in glioblastoma. | |||
Note: | Note: | ||